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Reports and Research Notes

   (Folder ID: ACC27475) Report on an Investigation of System Indicator Encipherment with Review and Comment by Friedman, 1945
Document ID Document Title Filename
A101100 Investigation of System Indicator Encipherment; Friedman's Critique of A Paper 41769269080836.pdf
   (Folder ID: ACC32526) Reproduced Copy of the American Black Chamber by Herbert O. Yardley, with Handwritten Comments by Friedman, 1931-1939
Document ID Document Title Filename
A111567 Black Chamber with Wm. Friedman's & Others' Comments; Extracts from Herbert O. Yardley "The American Black Chamber" 41784359082341.pdf
   (Folder ID: ACC37006) Cryptographic Codes and Ciphers: Spanish Convenience Code Book "Y", 1932
Document ID Document Title Filename
A101157 Description of the Solution of A Spanish Diplomatic Code In 1918-19; Contains Note by Friedman Dated January 15 1932 41768509080760.pdf
   (Folder ID: ACC4127) Memoranda and Reports, Resume of Work of the Code and Cipher Section, Annual Report of the Director of Communications Research, Evaluation Studies, 1921-1946
Document ID Document Title Filename
A69731 Friedman Letter Requesting Establishment of an ASA Information and Research Section; Army Security Agency Historical Unit, Wdgss-14 41789549082854.pdf
A99671 Resume' of Work of the Code and Cipher Section; William F. Friedman Correspondence 41783859082291.pdf
A99672 Report of Arrival at London; Memorandum from W.F. Friedman to Chief Signal Officer 41783839082289.pdf
A99679 Memorandum to General Carr from W.F. Friedman Re Carr Request 41784069082312.pdf
A99685 Annual Report of the Director of Communications Research-W.F. Friedman 41784009082306.pdf

Folder ID: (ACC50342) - Folder not releasable

   (Folder ID: ACC50346) Paper Written by Friedman on Cryptographic Equipment for Either Single-Originator or Multi-Originator Communication, 1944-1947
Document ID Document Title Filename
A4127221 Original Paper Written & Signed by William F. Friedman: Crypto Equipment; S-027,886 41785659082467.pdf
   (Folder ID: ACC8971) Thesis Paper by Friedman Regarding an Examination Into the Duties of the Officer-In-Charge of the Signal Intelligence Service, 1934
Document ID Document Title Filename
A99863 Examination-Thesis Submitted by W.F. Friedman; the Duties of the Officer-In-Charge of the Signal Intelligence Service, GCHQ 41784379082343.pdf
   (Folder ID: FOLDER 006) Photographs, Berkeley Street Building, Friedman, Beaumanor Station, Alistair G. Denniston, Professor E.R. Vincent, Brigadier John H. Tiltman, 1940-1950
Document ID Document Title Filename
A59347 Three Photographs of Mr. Friedman 41698409073774.pdf
A59348 Photograph of Beaumanor Station-British Army Intercept Station 41698419073775.pdf
A59350 Photograph of London Visit 41698439073776.pdf
A59351 Photograph of Berkeley Street Building In London; Location of Diplomatic and Commercial Sections, GC & CS 41698449073778.pdf

Folder ID: (FOLDER 007) - Folder not releasable

   (Folder ID: FOLDER 039) Memorandum Regarding Signal Intercept Equipment, 1954
Document ID Document Title Filename
A72453 Present Situation on the AFSAV D26 (Signal Intercept Equipment) 41719529075882.pdf
   (Folder ID: FOLDER 040) Changes Inside the Pentagon, Reprinted from the Harvard Business Review, 1954
Document ID Document Title Filename
A72454 Changes Inside the Pentagon; , Vol. 32, No. 1 41719639075893.pdf
   (Folder ID: FOLDER 041) GS 12-GS 18 Seniority List, 1955
Document ID Document Title Filename
A72399 List of Personnel; Ranked by Time In Grade 41718839075812.pdf
A72402 GS-12 Thru GS-18 by Seniority COB 2/20/55 41718869075816.pdf
   (Folder ID: FOLDER 042) GS 12-GS 18 Seniority List, 1954
Document ID Document Title Filename
A72392 GS-12 Thru GS-18 by Seniority COB 30 November 1954 41718769075807.pdf
   (Folder ID: FOLDER 044) Director of Naval Intelligence Memorandum Related to Security Leaks and Newspaper Clippings Related to William and Elizebeth Friedman Cryptanalytic Work, 1934-1941
Document ID Document Title Filename
A72629 Folder Cover Titled "The Director Of Naval Intelligence, Navy Department, Washington, D.C."; Tab: Security Leaks (Friedman) 1934-1941 41719859075914.pdf
A72632 Memorandum for 20a Re IBM Tabulating Equipment Being Used for Cryptanalytical Purposes 41719869075915.pdf
A72637 Memorandum from Office of Naval Operations Re Undesirable Publicity In Connection with Cryptanalytical Activities by Government Agencies 41719919075920.pdf
   (Folder ID: FOLDER 045) Memoranda, Policies, and Reports, Information Security Issues, 1942-1955 (2 Folders)
Document ID Document Title Filename
A71836 Use of the Code Word "Cream"; Report Dated 6 Sep 1946 41712409075171.pdf
A71838 Operations Circular No. 5-Definition and Application of Top Secret Cream 41712459075176.pdf
A71839 Memoradum: Security; Memo from Mr. Friedman Re Security/Secrecy Oath 41712519075182.pdf
A71840 Comments on Attached Tentative Draft of Navy Instructions for Maintaining the Security of Communication Intelligence, Dated 23 June 1944 41712669075197.pdf
A71843 Circular No. 91: Security Classifications; Circular Nr 91 41712939075224.pdf
A71848 Letter to the Librarian, American Library Association, from the Secretary of War: Request Withdrawal from General Use All References Dealing with Explosives, Secret Inks, Ciphers While U.S. Is at War 41713089075239.pdf
A71851 Cryptographic Security and Safeguarding Military Information; 5 Sep 1942 41713139075245.pdf
A71855 Blank Security Oath; CSGAS Form No. 7; 41713179075248.pdf
A71858 War Department Regulations for Security and Dissemination of Communication Intelligence, 29 Jul 1946 41713279075258.pdf
A71860 Index Sheet Re Use of Code Word "Cream" 41713359075265.pdf
A71862 Regulations for Security and Dissemination of Communication Intelligence; 29 Jul 1946 41713399075270.pdf
A71863 Security Regulations for Special Intelligence; 10 Jul 1944 41713469075277.pdf
A71866 War Department Technical Bulletin-Tb Sig 2 41713529075285.pdf
A71868 Security of Signal Communications; 3 Mar 1943 41713589075290.pdf
A71871 Military Security: Instructions for Designated Officer Couriers to Convey Army-Air Force Security Courier Service Material 41713649075295.pdf
A71872 Officer Procurement: Military Intelligence Reserve and Army Security Reserve 41713759075306.pdf
A71875 Note to Mrs. G. Requesting That She Obtain Copies of Four Congressional Bills 41713819075313.pdf
A71876 House of Representatives Bill H.R. 4035 41713899075322.pdf
A71878 Senate Bill S1521 41714129075343.pdf
A71880 Senate Bill S1560 41714499075380.pdf
A71882 U.S. Policy Concerning Classifications of Service Lectures on Communication Intelligence; 21 Jan 1948 41714659075395.pdf
A71904 Several Examples of A Lack of Security Precautions on the Part of U.S. Personnel During the Period 8 Dec 1941 to 31 Oct 1943 41714849075418.pdf
A71906 Disclosure of Classified Information; 18 Jul 1945 41715369075467.pdf
A71909 Maintenance of Security after Vj-Day; 4 Sep 1945 41715419075472.pdf
A71910 Problem: to Examine the Present Method of Supervising U.S. Communication Security with Special Reference to the Reporting of Violations and the Evaluation of the Possible Damage Caused 41715459075476.pdf
A71912 Conference on Signal Security 4th May 1944 41715849075515.pdf
A71913 Communication Security-Published by the Authority of the Joint Communications Board; April 1947 41715889075519.pdf
A71920 Fm 32-( )Communication Intelligence and Communication Security; 3 Aug 1949 41715919075522.pdf
A71933 Security of Enciphered Internal References In Cryptographed Messages 41715949075525.pdf
A71938 Memorandum for A C of S, G-2 Re Prospectus of Courses of Instruction In Cryptography and Cryptanalysis by New York University 41715979075528.pdf
A71939 Development of Security Facilities; 29 Mar 1945 41716709075601.pdf
A71941 Extract from ER 80671, Mediterranean (Western SIGINT Report for February 1945) 41716759075606.pdf
A71942 General Address and Signature Code No. 2: Memorandum for Director of Communications Research, Signal Security Agency 41716839075613.pdf
A71943 Security Improvements Accomplished by "C" Branch In 1944 41716889075619.pdf
A72242 Memorandum: Increasing the Security of the Operations Building; 1 Jan 1943 41716919075621.pdf
A72243 Security Violation; 28 Oct 1948 41716939075624.pdf
A72245 Memo Stating That ASA Bulletin No. 52 Was Read to All Personnel In AS-13 and AS-14 41716969075626.pdf
A72263 the Whittaker Chambers Microfilm 41717369075666.pdf
A72265 Request for Classified Instruction Books 41717799075708.pdf
A72267 Report of the Post Security Committee 41717829075713.pdf
A72271 Safeguarding Military Information; 10 Jan 1944 41717869075716.pdf
A72273 Questions on Security 41717899075718.pdf
A72275 Maintenance of Security Standards after the End of the European War 41717919075721.pdf
A72280 Arlington Hall Station-Post Security Policy 41717949075724.pdf
A72281 Security Violations-10 Jul 1945 41717979075727.pdf
A72283 Outside Contact Report 41718019075731.pdf
A72286 Unclassified Tech Info; 6 Dec 1948 41718049075734.pdf
A72289 Industrial Security Clearances 41718079075737.pdf
A72291 Security of Special Gas-Filled Cable 41718119075740.pdf
A72294 Physical Security Equipment 41718149075743.pdf
A72338 Supersonic Alarm Equipment 41718189075748.pdf
A72341 Radio Transmission Security Training 41718219075750.pdf
A72343 Intelligence Report No. 3 41718259075755.pdf
A72344 Information Relative to United States, German, and Japanese Signal Security Equipment 41718289075758.pdf
A72347 Security of Allied Ciphers; 20 Sep 1945 41787999082700.pdf
A72350 Security Classification of Signal Corps Technical Manuals 41718379075767.pdf
A72352 Top Secret Control Procedure 41718429075772.pdf
A72356 Fixed Call Signs and Signal Security 41788049082706.pdf
A72363 Joint Communications Board Ad Hoc Committee on Security of Communications Education In Communications Security 41718559075786.pdf
A72365 Remarks of the Deputy Chief of Staff Reference Security to Arlington Hall Station, Including All Divisions and Branches 41718619075791.pdf
A72373 Relationship Between Communications Intelligence and Cryptographic Security 41718719075801.pdf
A72590 Changes In Draft of Security Study 41719689075898.pdf
A72591 Agenda for Conference on Signal Security 41719779075907.pdf
A72594 Storage of Classified Material; 14 Jul 1953 41719829075912.pdf
   (Folder ID: FOLDER 046) Categories of NSA Specialties, 1954
Document ID Document Title Filename
A71777 Categories of NSA Specialties, 23 Jul 1954 41710799075011.pdf
A71780 Categories of NSA Specialties with Handwritten Notations 41710879075019.pdf
A71781 Categories of NSA Specialties, 24 June 1954 41710909075024.pdf
A71785 Categories of NSA Specialties; Memo from Duncan Sinclair to Mr. Friedman 41710969075027.pdf
A71787 Categories of NSA Specialties 41710999075031.pdf
A71789 Categories of NSA Specialties 41711039075035.pdf
A71790 Categories of NSA Specialties 41711099075039.pdf
A71791 Categories of NSA Specialties 41711139075045.pdf
A71795 Memo from Mr. O'BRIEN Re Categories of NSA Specialties, 22 Dec 1953 41711389075069.pdf
A71797 Categories of NSA Specialties and Personnel Skilled Therein, 25 Jun 1953 41711899075120.pdf
A71802 Data Sheets for National Security Agency Key Personnel; NSA Regulation No. 30-4 41712019075132.pdf
A71805 Memo Asking Mr. Friedman to Attend Meeting on 15 Dec 41712079075138.pdf
A71809 Schedule of Major Events for November-December 1953 41712179075148.pdf
A71822 List of Selected Personnel, Including Education & Work Experience 41712229075153.pdf
A71823 Minutes of Meeting on the Laboratory Security of an/Gsq-4 Held 24 Sep 1946 41712279075158.pdf
A71825 NSA Civilian Employees by Seniority and Alphabetically, GS-12 Thru GS-15 41712339075164.pdf
A71828 Categories of Cryptanalytic Specialties 41712379075168.pdf
   (Folder ID: FOLDER 047) Radio Laws of the US, 1972; Communications Act of 1934
Document ID Document Title Filename
A40586 the Communications Act of 1934 with Amendments and Index Thereto 41786769082578.pdf
A40598 1972 Edition-Radio Laws of the United States 41786959082600.pdf
   (Folder ID: FOLDER 050) Federal Laws and Armed Forces Security Agency Memoranda, 1945-1952
Document ID Document Title Filename
A40556 Federal Law and Armed Forces Security Agency Memoranda 41709389074871.pdf
   (Folder ID: FOLDER 051) Report of Review of National Security Agency Security Procedures and Status Background Information, 1962
Document ID Document Title Filename
A40539 Report of Review of National Security Agency Security Procedures and Status 41708959074831.pdf
   (Folder ID: FOLDER 052) Newspaper Clippings, Copies of the Congressional Record and Criminal Code, NSA Security Oath and Oath of Secrecy, and Other Documents Related to the Legislative History of Section 798 US Code Title 18 (Public Law 513), 1942-1946
Document ID Document Title Filename
A40423 April 1959 Edition of Sound Off 41707959074727.pdf
A40424 Diplomatic Codes and Correspondence; Section 952 of Title 18 Unauthorized Disclosure of Official Diplomatic Code 41707989074730.pdf
A40434 Congressional Record-House August 31 41708009074732.pdf
A40436 Oath for National Security Agency Employees 41708029074734.pdf
A40437 Central Intelligence Agency Oath of Office 41708079074739.pdf
A40467 Report-Safeguarding Military Information; Senate Report No. 161 41708099074741.pdf
A40480 Cryptographic Systems and Communication Intelligence Activities-Prevention of Disclosure of Information; House Report No 1859 41708149074746.pdf
A40491 Title 18-Criminal Code and Criminal Procedure-Chapter 37. Espionage and Censorship 41708279074759.pdf
A40502 NSA Certification of Cognizance of Title 18 USC, Section 798 41708459074777.pdf
A40514 Report (to Accompany S.277) to Enhance Further the Security of the United States by Preventing the Disclosures of Information Concerning the Cryptographic Systems and the Communication Intelligence Activities; Senate Report No. 111 41708719074802.pdf
A40532 Public Law 248-82 Congress Chapter 655-1st Session H. R. 3899 41708889074820.pdf
   (Folder ID: FOLDER 053) History of the US Naval Code and Signal Laboratory, 12 August 1950
Document ID Document Title Filename
A40422 U.S. Naval Code and Signal Laboratory-History of 41707939074725.pdf
   (Folder ID: FOLDER 055) Informal Notes and Draft Report on Laws Concerning US Cryptologic Activities, 1933-1959
Document ID Document Title Filename
A40282 Notes on Radio and Communications Legislation, 1912-1949 41702019074134.pdf
A40300 A Study Attempting to Bring Together In One Document the Laws Regulating Cryptologic Sources and Documents Which Serve U.S. Cryptologic Agencies 41702049074137.pdf
A40309 A Study Attempting to Examine A Number of Questions Concerning the National Security Agency and Its Functions 41702199074152.pdf
A40324 A Study Concerning the Legal Status of Cryptology and Security and the National Security Agency and Under What Authority Does It Function 41705989074530.pdf
A40326 Notes on What NSCID 9 Authorizes 41706019074533.pdf
A40330 Proposed Amendment on U.S. COMINT Activities-Act June 10, 1933 41706029074534.pdf
A40342 Color and Size of Some Document 41706079074539.pdf
A40343 Second Page of Some Document on Cryptologic Activities 41706449074576.pdf
A40346 Factors Governing the Establishment of the National Security Agency 41706509074582.pdf
A40347 Interim Implementation of NSCID No. 9 Revised 41706839074615.pdf
A40349 Document Appendix-Coordination of Various Cryptologic Activities 41706889074620.pdf
A40353 NSCID 6-Communication Intelligence Authorities 41706919074623.pdf
A40356 Public Law 86-36-Administrative Authority for NSA 41706959074627.pdf
A40358 Bill S.2680-Before Senate 41706999074631.pdf
A40368 Page One of an Attempted Study to Examine the Conduct of U.S. Cryptologic Activities, 41707049074636.pdf
A40378 A Comment from Some Document on Military Affairs April 4, 1945 41707089074640.pdf
A40384 Memo-Legislation Desired by the Armed Forces-Signed by W.F. Friedman, Special Assistant to the Chief Army Security Agency 41707119074643.pdf
A40388 Past Army Regulations 41707149074646.pdf
A40699 Handwritten Notes Regarding the Use of Codes, Ciphers and Secret Inks During the Era of the American Revolutionary War 41710579074989.pdf
   (Folder ID: FOLDER 057) Research Notes, Reports, Newspaper Clippings, Related to Proposed Amendments to Espionage Acts, 1930-1949 (2 Folders)
Document ID Document Title Filename
A39897 Congressional Record-Senate-Safeguarding Military Information; Vol. 91, NO.68 41699389073872.pdf
A39898 Congressional Record-Senate-Safeguarding Military Information 41699429073875.pdf
A39899 Army Regulation No. 380-5-Safeguarding Military Information 41699469073880.pdf
A39900 Excerpt from the Official Secrets Act, 1889; an Act to Prevent the Disclosure of Official Documents and Information; 41699539073887.pdf
A39901 an Act to Amend the Official Secrets Act, 1911 41699569073890.pdf
A39905 Official Secrets Act, 1911; an Act to Re-Enact the Official Secrets Act, 1889 41699599073892.pdf
A39911 Report-to Enhance Further the Security of the United States by Preventing Disclosures of Information Concerning the Cryptographic Systems and the Communication Intelligence Activities of the United States; Senate Report 1433 41699639073897.pdf
A39915 Safeguarding Military Information; Senate Report 161 41699679073901.pdf
A39923 Folder: Legislation-Espionage; Contents of A Folder Listed 41699719073905.pdf
A39924 Annex J to Appendix A-Proposed Bill Relating to the Internal Security of the U.S 41786429082543.pdf
A39925 A Bill to Enhance Further the Security of the United States by Preventing Disclosures of Information Concerning the Cryptographic Systems and the Communication Intelligence Activities of the United States 41699779073910.pdf
A39926 Proposed Additional Sections to the so-Called Espionage Act-Failing to Safeguard Information Affecting National Defense 41699819073914.pdf
A39932 Bill to Ensure the Military Security of the United States; S. 1019 41699849073917.pdf
A39933 Revision of Enclosures (A) and (B) to the Intelligence and Security Subcommittee Report on S-1019, Dated 19 January 1948; Statement of Adm. Stone 41700019073935.pdf
A39942 Decree of 9 June 1947, Taken from Vedomosti 16 June 1947-Concerning Responsibility for Divulging State Secrets and for Loss of Documents, Safeguarding State Secrets 41700079073940.pdf
A39946 Amended Version of Bill S.1019 41700099073942.pdf
A39950 Amended Version of Bill S.1019 41700129073945.pdf
A39951 Amended Version of Bill S.1019 41700149073946.pdf
A39955 Routing Slip-Modification of Bill S.1019 41700159073948.pdf
A39959 Proposed Additions to the so-Called Espionage Act 41700179073950.pdf
A39964 Hand Written Note About Bill S.1019 41700219073954.pdf
A39967 Routing Slip Probably Relating to Bill S.1019 41700259073958.pdf
A39972 Interoffice Routing and/or Carrier Sheet Hq ASA-Bill S.1019 41700309073963.pdf
A39977 Amended Version of Bill S.1019 41700359073968.pdf
A39984 ASA Proposed Amended Version of S.1019 41700399073972.pdf
A39994 Proposed Amended Version of Bill S.1019 41700429073976.pdf
A39995 Proposed Amended Version of Bill S.1019 41700489073981.pdf
A39999 Proposed Amended Version of Bill S.1019 41700529073985.pdf
A40005 Proposed Amended Version of Bill S.1019 41700559073988.pdf
A40011 Proposed Amended Version of Bill S.1019 41700599073992.pdf
A40012 Proposed Amended Version of Bill S.1019 41700889074021.pdf
A40013 Proposed Amended Version of Bill S.1019 41700919074024.pdf
A40014 Proposed Amended Version of Bill S.1019 41700959074028.pdf
A40019 Probably Part of an Amended Version S.1019 41700979074030.pdf
A40024 Bill S.1019-Military Security of the U.S. by Preventing Disclosures of Information Secured Through Official Sources 41700999074032.pdf
A40040 Interoffice Routing and/or Carrier Sheet-Extract from the Proceedings of the Supreme Court of the U.S. for Monday, May 16 1946-Communications Security 41701029074035.pdf
A40047 Release of Information Concerning Cryptanalytic Activities 41701049074037.pdf
A40053 Bill S.805-to Insure Further the Military Security of the United States by Preventing Disclosures of Information Secured Through Official Sources 41701129074044.pdf
A40063 Bill S.1019 and A Drafted Amended Version 41701149074047.pdf
A40069 Position of the Executive Department Regarding Investigation Reports 41701179074050.pdf
A40072 A Bill Relating to the Internal Security of the United States 41701219074054.pdf
A40074 A Bill Relating to the Internal Security of the United States 41701239074056.pdf
A40078 A Bill to Insure Further the Military Security of the United States by Preventing Disclosures of Information Secured Through Official Sources 41701269074059.pdf
A40082 Probably Part of A Proposed Bill Affecting National Security 41701299074062.pdf
A40087 Supreme Court of the United States-Order-Communication Security 41701339074066.pdf
A40119 Bill S.805-to Insure Further the Military Security of the United States by Preventing Disclosure of Information Secured Through Official Sources 41701359074068.pdf
A40128 Bill S.805-to Insure Further the Military Security of the United States by Preventing Disclosure of Information Secured Through Official Sources 41701399074072.pdf
A40130 Bill S.805-to Insure Further the Military Security of the United States by Preventing Disclosure of Information Secured Through Official Sources 41701429074075.pdf
A40132 Memorandum-Policy with Regard to Termination of Employment of Cryptographic Personnel 41701469074079.pdf
A40135 Memorandum-Prosecution of Personnel Involved with Disclosure of Classified Information 41701499074082.pdf
A40136 Preliminary Inquiry AS to Whether There Exists Sufficient Protection Against Serious Breaches of Security 41701539074086.pdf
A40141 Draft of Proposed Legislation; Disclosure of Classified Information 41701579074090.pdf
A40147 Routing Slip-Dissemination of Cryptographic and Cryptanalytic Information and Activities 41701609074093.pdf
A40149 Routing and Work Sheet-Legislation Concerning Allied and U.S. Cryptographic and Cryptanalytic Activities 41701639074096.pdf
A40153 Recommendation for Changing Existing Laws; Disclosure of Information 41701649074097.pdf
A40163 Draft Paper-Unauthorized Disclosure of Cryptographic and Cryptanalytic Information 41701669074099.pdf
A40168 Memorandum-Concerning Federal Statutes Making Certain Communication Intelligence Activities Illegal 41701689074101.pdf
A40173 Draft of A Proposed Bill to Obtain the Results Desired for Adequate Security after the War 41701709074103.pdf
A40191 an Act to Provide for the Continuing Common Defense of the United States 41701729074105.pdf
A40193 Conference for Proposed Legislation Against Unauthorized Dissemination of Communication Intelligence-II 41701749074107.pdf
A40194 Conference for Proposed Legislation Against Unauthorized Dissemination of Communication Intelligence 41701779074110.pdf
A40196 Disclosure of Detrimental National Defense Information Just AS Binding after the War AS During the War 41701789074111.pdf
A40199 A Bill to Penalize the Divulging of the Contents of Confidential Government Documents 41701819074114.pdf
A40252 Bill S.2281-to Penalize the Divulging of the Contents of Confidential Government Documents 41701839074116.pdf
A40253 Bill H. R. 6632-to Penalize the Divulging of the Contents of Confidential Government Documents 41701859074118.pdf
A40254 Action That Maybe Taken Against Violations of Security Regulations 41701879074120.pdf
A40255 Report-Protection of Government Records; House of Representatives Report No. 18 41701889074121.pdf
A40257 Amendments to Bill H. R. 4220 41701909074123.pdf
A40259 Memo for the Press-House Resolution 4330-Protecting Diplomatic Codes; from Department of State 41701929074125.pdf
A40265 Comments on H. R. 4220. Report No. 18-Protect Our Governments Documents Against Compromise or Disclosure of Contents 41701949074127.pdf
A40274 Herbert Yardley; Code and Cipher Expert Accused of Taking Secret Diplomatic Documents When He Left Service 41701969074129.pdf
A40684 General Military Law; Outlines Secretary of Defense General Legal Responsibilities and Prerogatives 41710339074965.pdf
A40686 Proposed Amended Version of Bill S.1019; Legalize Semantics Concerning the Unauthorized Revelation of Classified Information 41710369074968.pdf
A40689 79th Congress House of Representatives Bill H.R. 2711 Dealing with Information Related to Codes, Cipher, Cryptographic or Cryptanalytical; Unauthorized Disclosure of Said Information to A Foreign Representative or Government, Etc 41710419074973.pdf
A40693 Senate Bill S. 805 Refers to Preventing Disclosures of Information Secured Through Official Sources; Prohibits Disclosure of Code, Cipher, Cryptographic, & Cryptanalytic Information Related to Activities of the U.S. and Foreign Governments 41710459074977.pdf
A40696 House of Representatives Bill H.R. 4220 for the Protections of Government Records 41710499074980.pdf
A40697 H.R. 4220 A Bill for the Protection of Government Records; Similar to, but Different from, Folder 1/Document 75 of This Ads Batch for the Protection of Government Records 41710529074984.pdf
   (Folder ID: FOLDER 058) NSA Europe Briefing on Reports, 1955; Lecture Papers, 1944-1955; Correspondence Related to Cryptosystem Proposal by Howard N. Smith, 1955
Document ID Document Title Filename
A69996 National Security Agency Personnel Development Board; General Orders Number 76 41711829075113.pdf
A69998 NSAEUR Briefing on Reports 41711859075116.pdf
A70001 Lecture Course In Cryptanalysis 41711879075118.pdf
A70308 Lecture on Cryptography and Cryptanalysis 41711919075122.pdf
A70310 Examination of A Cryptosystem Sent to Major General Stoner by William Friedman; Letter Dtd 1 April 1955 Referring to A Cryptographic System Proposed by Mr. Howard N. Smith 41711889075119.pdf
A70314 Requesting A Technical Evaluation of A Proposed Cryptographic System by an Employee of Varian Associates 41711929075123.pdf
A70324 Talk Given at IRE Convention with Enclosure Titled "The Scientific Enterpriser" 41711949075125.pdf
A70325 Letter of Appreciation to the National Security Agency for Their Effort and Results In Contributing to Solve the Korean Intelligence Problem 41711959075126.pdf
A71159 Lecture Course In Cryptanalysis: Showing of Slides and Talk by Mr. Friedman; Transmittal Sheet for Slides and Talk 41710009074932.pdf
   (Folder ID: FOLDER 059) NSA Bulletins, Operations Orders, Regulations, and Correspondence Related to Training, 1952-1955
Document ID Document Title Filename
A69612 ASTIA (Armed Services Technical Information Agency) Services Available at NSA; Technical Library Division Bulletin No. 3 41710029074934.pdf
A69613 Application for Movement of Dependents, Household Goods, and Automobiles to This Command and Assignment of Living Accommodations; Headquarters European Command, Circular No. 22 41710049074936.pdf
A69614 Cover Sheet Referring to the Enclosed Minutes of the National Security Agency Scientific Advisory Board Meeting 41710059074937.pdf
A69615 Request to Review NSA Regulations In Accordance with NSA Communications and Publications Manual, Article 405.2B 41710109074942.pdf
A69616 Request for Quota to Attend the Staff Officer ECM Familiarization Course (No. 302000) 41710129074944.pdf
A69617 German Magazine "Der Spiegel" 41710149074945.pdf
A69618 NSA Standards for COMINT Training In the Military Departments; NSA Circular No. 41-3 41710179074949.pdf
A69619 Visit of Professor Stewart S. Cairns to GCHQ 41710189074950.pdf
A69620 NSA Operations Order Annex 307-1. A Daily COMINT End-Product Report 41710209074952.pdf
A69621 NSA Operations Order Number 306 (Change 1). Special Weather Intelligence Reports 41710229074953.pdf
A69622 NSA Operations Order Annex 302-1 (Change 1) Referring to Weekly Tasum 41710239074954.pdf
A69623 NSA Operations Order Number 304 (Change 3) Referring to COMINT Weather Tasks In Support of Alaskan Air Command 41710249074955.pdf
A69624 NSA Operations Order Annex 302-1 and Appendix A 41710269074958.pdf
A69625 NSA Operations Order Number 301 (Change 5). Currently Assigned Special Projects 41710299074961.pdf
A69626 NSA Operations Order Number 301 (Change 4). Technical Reports and Data 41710309074962.pdf
A69627 NSA Operations Order Number 214. Processing Required to Produce COMINT In Support of U. S. Commands 41710349074966.pdf
A69628 NSA Operations Order Number 213 (Change 2). to Add COMNAVFE 41710329074964.pdf
A69629 NSA Operations Order Annex 212-1. Instructions and Procedures 41710379074969.pdf
A69630 NSA Operations Number Order Annex 211-2 (Change 1). Technical Notes to NSA, GCHQ, 41710409074972.pdf
A69631 NSA Operations Order Annex 211-1 (Change 2). Change Far East Intelligence Summary 41710429074974.pdf
A69632 NSA Operations Order Annex 211-1 (Change 1). TEXTA Dispatch Series 41710449074976.pdf
A69633 NSA Operations Order Annex Number 211-1 41710489074979.pdf
A69634 NSA Operations Order Number 126 (Change 1) 41710519074983.pdf
A69635 NSA Operations Order Number 126. 327th Communications Reconnaissance Company 41710559074987.pdf
A69636 NSA Operations Order Number 124. Army Security Agency, COMINT Support 41710569074988.pdf
A69637 NSA Operations Order Annex 113-2 (Change 1) 41710599074991.pdf
A69638 NSA Operations Order Number 113 (Change 1) 41710619074992.pdf
A69639 NSA Operations Order Number 109 (Change 3). COMINT End-Product Reports 41710639074994.pdf
A69640 NSA Operation Order Number 109 (Change 2) 41710669074997.pdf
A69641 NSA Operations Order Annex 101-1. Usm-1 41710689074999.pdf
A69642 NSA Circular Number 92-1 (Change 1). Policy Governing Procurement and Stocking of Spare Parts for Cryptologic and Related Equipment Required by Departments and Agencies of the United States Government 41710699075000.pdf
A69643 NSA Circular Number 92-1. Policy Governing Procurement and Stocking of Spare Parts for Cryptologic and Related Equipment Required by Departments and Agencies of the United States Government 41710759075007.pdf
A69644 NSA Circular Number 111-2. Financial Policy Governing Coordinating Procurement of Cryptologic Equipment and Spare Parts for the U. S. Military Services 41787939082694.pdf
A69645 NSA General Orders Number 37. Reorganization of Production 41710769075008.pdf
A69646 NSA General Orders Number 36. Inserting "Program And Budget Group NSA-402" and "Policy And Planning Group NSA-404" 41710789075010.pdf
A69647 NSA General Orders Number 27. NSA Top Secret Control Officer 41710819075013.pdf
A69648 NSA Operations Order Number 312 (Change 4). Distribution of COMINT Reports 41710829075014.pdf
A69649 NSA Operations Order Number 311 (Change 1). Distribution of COMINT Reports 41710869075018.pdf
A69650 NSA Operations Order Number 313 (Change 5). Distribution of COMINT Reports 41710899075021.pdf
A69651 NSA Operations Order Number 402 (Change 1) 41710929075023.pdf
A69652 NSA Operations Order Annex 315-1. Operational Instructions for Project 41710949075026.pdf
A69653 NSA Operations Order Number 402 (Change 2) 41710989075029.pdf
A69654 Index of NSA Operations Orders and Operations Order Annexes 41711019075033.pdf
A69655 NSA Regulation Number 90-2 (Change 1). Nomenclature for Communications Security Materials 41711049075036.pdf
A69656 NSA Regulation 31-2. Wearing of the Service Uniform on TDY 41711089075037.pdf
A69657 NSA Regulation Number 20-5-NSA Planning Program 41711109075040.pdf
A69658 Classification and Handling of Documents Concerning Communications Intelligence Activities 41711129075044.pdf
A69659 NSA Regulation Number 121-7 and Annex. Security of Classified Information and Material 41711419075073.pdf
A69660 Changes to the NSA Organization Manual 41711469075077.pdf
A69661 Correspondence Between W. Friedman and Training Offices Referring to the Senior Staff Officers' Course 41711479075078.pdf
A69662 NSA Operations Order Number 301 (Change 6). COMINT Pvo Studies 41711489075079.pdf
A69663 NSA General Orders Number 74. Designation of National Security Agency Membership for the Technical Management Board 41711509075081.pdf
A69664 Debriefing of Civilian Personnel Leaving Agency 41711519075082.pdf
A69665 NSA Special Meeting 41711539075083.pdf
A69666 NSA Regulation Number 31-1. Control of Assignment to Hazardous Activities 41711559075085.pdf
A69667 NSA Operations Order Annex 302-1 (Change 2) 41711569075087.pdf
A69668 Index of NSA Operations Orders and Operations Order Annexes 41711579075088.pdf
A69669 NSA Operations Order Annex 113-4 41711609075091.pdf
A69670 NSA Operations Order Annex 211-2 (Change 2 and 3) 41711629075093.pdf
A69671 NSA Operations Order Number 213 (Change 3) 41711639075094.pdf
A69672 NSA Operations Order Number 211 (Change 1) 41711659075096.pdf
A69673 NSA Operations Order Number 316 41711699075100.pdf
A69674 NSA Operations Order Annex 211-2 (Change 3) 41711709075101.pdf
A69675 NSA Operations Order Annex 101-1 (Change 1) 41711729075103.pdf
A69676 NSA Operations Order Number 126 (Change 2) 41711779075107.pdf
A69677 NSA Operations Order Number 114 (Change 1). End Product Recipients 41711789075109.pdf
A69678 NSA Operations Order Annex 211-3. Current Reporting on COMINT Entity 41711809075110.pdf
A69679 NSA Operations Order Annex 213-1 41711819075112.pdf
A71156 Handwritten Dd95 Notes, Subject: COMSEC Training 41711679075098.pdf
   (Folder ID: FOLDER 060) Correspondence, Memoranda, Reports, Analysis of Foreign Codes and Cipher Systems, US Cryptanalytic Accomplishments During World War I and World War II, 1917-1955
Document ID Document Title Filename
A69045 Transcript of the Drew Pearson Broadcast (ABC) Prediction No. 5, the Yalta Agreement 41707789074710.pdf
A69051 Messages In the Brajob-Volco System 41707809074712.pdf
A69065 the Method of Encipherment According to the Crossword Puzzle System Used by the Nazi Intelligence Service 41709239074854.pdf
A69068 Message from Tokyo to Santiago to Renew Shipping Trade with South American AS Well AS Japanese Firms 41709259074856.pdf
A69073 A List of Cryptanalysis Technical Papers 41709269074858.pdf
A69079 Message from GCHQ to SLO, Washington 41709339074864.pdf
A69088 Magic-Diplomatic Summary from the War Department 41709349074866.pdf
A69281 Message Translations 41709399074870.pdf
A69297 Legal Articles Regarding United States Court of Appeals from "The Washington Law Report", Vol. 77, No. 6 41709439074872.pdf
A69336 Skit Presented to Celebrate the Completion of the First Conversion Square (28) for the J Keybook of the Jas System 41709449074876.pdf
A69340 Recommended Specifications In Connection with the Classification of Civilian Positions for Employees Performing Cryptologic and Cryptanalytic Work 41709479074879.pdf
A69346 A Poem for A Birthday Celebration on April 6th 41709519074880.pdf
A69347 A Routing Slip with A Message Regarding Wenger and A Navy Ship 41709529074884.pdf
A69348 Intercepted German Message from Berlin to Argentina 41709539074885.pdf
A69350 A Poem, the Passionate Cryptanalyst to His Lady Love 41709569074887.pdf
A69351 Message Regarding Friedman's Request on the Use of Prattaes Book 41709579074889.pdf
A69352 Message Regarding the Germans Use of Prattaes Book on Codes and Ciphers 41709599074891.pdf
A69353 Field Code Employed by the Secret Service on Presidential Trips 41709609074893.pdf
A69354 Report Part III. Watch Air Keys 41709629074894.pdf
A69355 Japanese Translated Message Received and Decoded from "Brown" Code by State Department 41709649074896.pdf
A69356 Memo Regarding General Akin's Ideas In Type A Cryptanalysis 41709669074898.pdf
A69357 Cue Message with A Transcripted Copy and A Decrypt 41709689074900.pdf
A69358 Letter from State Department Representative In Madras, India Regarding "Keying Instructions For Converter M-325" 41709719074903.pdf
A69423 Excerpts from Investigation of Communist Propaganda, Report No. 2290, 71st Congress, 3rd Session, House of Representatives, Pages 34-35 41709739074905.pdf
A69476 Information Taken from the Record of Trial of William C. Colepaugh and Erich Gimpel; Record of Trial of German Saboteurs 41709749074906.pdf
A69480 Reference to Books on Cryptography In English, French, German, Spanish, and Italian Texts 41709779074909.pdf
A69531 A Listing of Classified Cryptographic Technical and Nontechnical Papers 41709799074911.pdf
A69571 List of Literature and Publications Used In Cryptographic Training 41709839074915.pdf
A69605 Padding. U. S. Cipher Operators Used Typex and Inserted Padding 41709859074917.pdf
A69606 German Translated Messages 41709879074919.pdf
A69607 Letter Referring to "Historical Novels" by R. Graves Focusing on A Description of an Ancient Augustan Cipher Used by Roman Emperor, Augustus 41709899074921.pdf
A69608 Note Referring to Bazenes Device 41709919074923.pdf
A69609 Wheatstone Device 41709939074925.pdf
A69610 Instructions for Secret Agents In A Miniature Book Containing Copies of Japanese Code and Additive Books 41709969074927.pdf
A69611 Mutual Defense Assistance; Agreement Between the United States of America and the United Kingdom of Great Britain and Northern Ireland; Publication 3770 41709989074929.pdf
A71152 Messages from and to Berlin to Foreign Minister, Tokyo; In Japanese with Translation Regarding Use of Cipher Machine (Matsu Maru) 41712059075136.pdf
   (Folder ID: FOLDER 061) National Security Act, 1947 (Amended)
Document ID Document Title Filename
A69029 National Security Act 1947 (Amended); Public Law 253, Eightieth Congress, July 26, 1947 41707749074708.pdf
   (Folder ID: FOLDER 062) Correspondences Between the Honorable John F. Sonnett and Under Secretary of War and the Judge Advocate General About the Department of Justice Patent Policy Survey, 1945-1947
Document ID Document Title Filename
A68973 Correspondences Between Honorable Sonnett and Under Secretary of War and the Judge Advocate General About the Department of Justice Patent Policy Survey 41707639074695.pdf
   (Folder ID: FOLDER 063) Correspondence, Navy Regulations and Commercial Firms, 1945-1949
Document ID Document Title Filename
A68974 Court of Appeals, 4th Circuit Kober V. United States No. 5786 Decided Nov. 8, 1948; Patents 41707669074698.pdf
A68975 Invention by Officers and Men In the Naval Service and Employees Connected with the Naval Establishment; Inventions and Patent Rights Between the Navy Department and Employees 41707689074699.pdf
A68976 Foreign Patent Rights Clause for Development Contracts; Section IX-- Patents and Copyrights from the Army Services Procurement Regulations 41707709074702.pdf
A68977 Correspondence Regarding Bell System and A Form Titled, Agreement for Assignment of Inventions Between Bell Telephone Laboratories and Employees 41707729074704.pdf
   (Folder ID: FOLDER 064) Armed Forces Security Agency (AFSA) Report to the Joint Chiefs of Staff, Selection of A Site for the Proposed Cryptologic Establishment Outside the Washington Area (JCS 2010/32, 9 March 1951), and Documents Related to the Relationship Between AFSA and the Services, 1950-1955
Document ID Document Title Filename
A68919 Attachment C, Directive: Armed Forces Security Agency (Establishment of the Armed Forces Security Agency); JCS 2010 41707429074674.pdf
A68938 Selection of A Site for the Proposed Cryptologic Establishment Outside the Washington Area; Note to Holders of J.C.S. 2010/29 Dtd 14 Feb 1951 41707459074677.pdf
A68953 Division of Intercept Task Assignment Between AFSA and the Services; JCS 2010 41707489074680.pdf
A68955 Report by AFSAC to the JCS on the Division of Responsibility for Cryptologic Operations; JCS 2010 41707509074682.pdf
A68958 Justification of Basic Principles of AFSAC 25/68 (Enclosure "C"); JCS 2010 41707539074685.pdf
A68960 Revised Tentative Statement of Views of the Army, Navy and Air Force Members of Ad Hoc Committee Appointed by AFSAC to Consider Basic Principles Contained In AFSAC 25/68 41707569074688.pdf
A68962 Proposed Changes to JCS 2010 41707589074690.pdf
A68965 Establishment of the Armed Forces Security Agency; JCS 2010 41707619074693.pdf
A71147 Selection of A Site for the Proposed Cryptologic Establishment Outside the Washington Area; AFSA Locations Indicate Fort Knox (Kentucky), Brooks AFB(TEXAS), Lockbourne AFB (Ohio) 41712039075134.pdf
   (Folder ID: FOLDER 065) Correspondence, Memoranda, Agendas, Working Papers, Reports, Subjects Include: Technical Cryptanalytic Texts and Courses, Technical Support Group, Budgets and Relationships with Military Services, Cryptologic Equipment, Historical Background of Traffic Analysis and Communication Intelligence, Information Concerning Dr. Hans Rohrbach, Military Communications Objectives, 1946-1955 (2 Folders)
Document ID Document Title Filename
A67485 Handwritten Notes Referring to Status Reports 41700869074019.pdf
A67497 Conference on Series of NSA Cryptanalytic Texts and Courses 41700879074020.pdf
A67503 Conference on Series of NSA Cryptanalytic Texts and Courses, 30 Dec 1954; Agenda of Conference on NSA Cryptanalytic Texts and Courses (12 Jan 1955) 41700899074022.pdf
A67517 Review of "064" Operation In Prod 41700909074023.pdf
A67518 Technical Support Group Members (In Prod (NSA-064-0644) 41700929074025.pdf
A67519 Director NSA Plans Commanders and Operations Officers Conference at NSA Beginning 29 Mar 1955 41700949074026.pdf
A67520 Navy Suggested Agenda Items and Attendees for the NSA Commanders and Operations Officers Conference 41700969074029.pdf
A67523 Handwritten Agenda Items/Questions for the Commanders and Operations Officers Conference 41701009074033.pdf
A67524 Message from CHNSA SCO to DIRNSA Referring to A Demonstration 41701039074036.pdf
A67526 Message to Authorize Attendance at A Machine Demonstration 41701059074038.pdf
A67527 Handwritten Outline Referring to the History of Cryptology 41701079074040.pdf
A67528 Handwritten Note Stating A Quote from Schottus Referring to the Different Transpositions of 24 Letters 41701089074041.pdf
A67537 Handwritten Notes About Computing Machine Functions 41701119074045.pdf
A67541 Decision on Service Test Equipment Procurement During FY 1956; Budget Program Communications Security Cryptologic Equipment-Object 009 Dtd 15 Jun 1955 41701139074046.pdf
A67542 Handwritten Note Concerning TS #S 41701169074049.pdf
A67559 Procedures for Servicing COMINT and Associated Traffic Forwarded Via Electrical Means; NSA Circular Number 101-4 41701189074051.pdf
A67562 Coordination of Informational Material for Public Release 41701209074053.pdf
A67567 Report of Communications Security Violations 41701229074055.pdf
A67568 Report of Communications Security Violations, 7 June 1955; Communications Security Violations by Army Stations (40) 41701249074057.pdf
A67572 Report of Communications Security Violations, 1 June 1955; Communications Security Violations by Air Force Stations (10) 41701279074060.pdf
A67574 Scientific and Technological Resources AS Military Assets 41701309074063.pdf
A67576 Comments to Supplement of Fiscal Year 1948 Research and Development Program 41701319074064.pdf
A67579 Proposed Program for Selected Wd Civilian Engineers; War Department's Field Research and Development Agencies 41701349074067.pdf
A67581 Efficient Use of Additional Appropriation 41701379074070.pdf
A67582 Military Intelligence Cash Fund 41701389074071.pdf
A67584 Budget Estimate and Requirements In Fiscal Year 1949 for Research and Development Personnel; Cross Reference Sheet 41701419074074.pdf
A67588 Expendable Items for Army Field Printing Plants and Duplicating Units; Cross Index Sheet 41701449074077.pdf
A67590 Cost of Material Produced for AS-22 41701459074078.pdf
A67603 Budget Estimate Requirements, 13 Nov 1947, Cross Reference Sheet; Research and Development Budget for the Department of Army 41701489074081.pdf
A67630 Proposal for Single R&D Budget for the Army 41701509074083.pdf
A67642 Comments on the Research and Development Division Program FY 1949 Report 41701549074087.pdf
A67653 Handwritten Note Referring to A Coding Method from the an/Gsq-1 Equipment 41701529074085.pdf
A67661 Listing of Equipments Located at Theatre Headquarters Base Commands 41701569074089.pdf
A67663 Review of Replacement Parts Contracts 41701589074091.pdf
A67671 Distribution and Accounting Plan Referring to Cryptologic Communications Equipment 41701619074094.pdf
A67675 Siginfo (Monthly Informational Document) 41705859074517.pdf
A67684 Alexander Patterson Scotland 41705869074518.pdf
A67686 Sample Ogives of J11, J12, J21, and J22 (Percent Cumulative Frequency) 41705879074519.pdf
A67693 Designation of Official Courier 41705919074523.pdf
A67698 Draft of an Historical Background of Traffic Analysis and Communication Intelligence 41705939074525.pdf
A67703 Handwritten Note Referring to Mutual Security Act of 1951, Public Law 118, 83rd Congress 41705969074528.pdf
A67709 Message from DIRNSA to SUSLO London (Personal Canine to Friedman) and A Handwritten Note Probably by Friedman 41706049074537.pdf
A68286 Extract from the Forrestal Diaries "Foretaste Of The Cold War" 41706099074541.pdf
A68290 Extracts from "Commendations Received By U. S. Naval Communication Intelligence Organization Since 1 January 1942; Pearl Harbor Investigating Committee; Statements From Honorable Hancock And Gurney; Contribution Of Communication Intelligence To The Success Of Submarine Operations Against The Japanese In World War II 41706109074542.pdf
A68294 Plans for Preparation of Cryptanalytic Textbooks 41706119074543.pdf
A68299 Budget Defense of 302 People for Security Division 41706139074545.pdf
A68300 Extract from Brownell Committee Report; Citation for 1st Radio Squadron, Mobile for Award of Meritorious Unit Commendation In Department of Air Force General Order 64 of 11 October 1951 41706149074546.pdf
A68310 Information Concerning Professor's Report 41706179074549.pdf
A68311 History of Special Security Operations Overseas 41706199074551.pdf
A68314 History of Special Branch, MIS 41706209074553.pdf
A68320 Staff Study to Be Submitted to USCIB Titled "Conduct Of COMINT Operations" 41706229074554.pdf
A68331 Recommendations to the "Master List Of Intelligence Objectives And Requirements" to USCIB 41706249074556.pdf
A68332 COMINT Tasks 41706269074558.pdf
A68335 A New Teletype Clutch Device from ASA Review 41706279074559.pdf
A68337 Ve-Day Equipment Assumptions 41706299074561.pdf
A68339 Ve-Day Equipment Assumptions 41706319074563.pdf
A68342 What Contract Will Be Cut Back AS of Ve-Day? 41706419074573.pdf
A68345 Excerpt from E. C. Berkeley "Giant Brains" 41706429074574.pdf
A68347 Excerpt from Time Magazine "Magic Is The Word For It" 41706649074597.pdf
A68348 Dr. Edward L. Bowles' Statement of Military Communications Objectives 41706759074607.pdf
A68352 Military Communications Objectives 41706799074611.pdf
A68357 Military Communications Objectives 41706939074625.pdf
A68365 List of Questions Which Might Be Expected from Congressmen and the Answers; Proposed Questions from Congressmen About Unification of the Three Services In Support of Signal Communications 41706969074628.pdf
A68369 Reference Is Made to Memorandum for General Eisenhower, Subject: Military Communications Objective, Dated 27 March 1947 41707019074633.pdf
A68370 Military Communications Objectives 41707039074635.pdf
A68375 1947 National Convention of the IRE; Report of the 1947 National Convention of the IRE 41707059074637.pdf
A68385 Letter from J. H. Bunnel & Company to Colonel Hayes About A Telegraph Signal Analyzer 41707079074639.pdf
A68386 Letter from the Government to J. H. Bunnell and Company About A Telegraph Signal Analyzer 41707109074642.pdf
A68389 Report of Wire Equipment Committee 41707209074652.pdf
A68392 A Report of the Proposed Re-Organization of the Signal Security Agency Staff 41707239074655.pdf
A68838 Work Load of the Maintenance Branch 41707269074658.pdf
A68839 Work Load of the Maintenance Branch 41707289074660.pdf
A68840 Special Work Load In the Maintenance Branch of the Security Division 41707299074661.pdf
A68900 War Department Priorities for Research and Development Projects 41707329074664.pdf
A68904 Supplement to FY 1948 Research and Development Programs (Cont'd) 41707369074668.pdf
A68906 War Department Priorities for Research and Development Projects 41707389074669.pdf
A68911 Research and Development Project Index 41707409074672.pdf
A71144 Branch (WDGAS) Report by Projects; Budget Balances by Project Number 41711979075128.pdf
A71145 Air Transportability 41711989075129.pdf
A71146 Supplement to FY 1948 Research and Development Programs; Original and Comments 1,2,3 41712009075131.pdf
   (Folder ID: FOLDER 077) Memorandum and Preliminary Historical Report on the Solution of the "B" Machine, 1940-1945
Document ID Document Title Filename
A67848 Preliminary Historical Report on the Solution of the "B" Machine, 4 December 1945 41709249074857.pdf
   (Folder ID: FOLDER 090) Correspondence, Memoranda, Working Notes, Diagrams, Dr. Grimsen, and Hagelin Laboratories, 1954-1957
Document ID Document Title Filename
A4161610 Visit to Hagelin Laboratories 41706899074621.pdf
A67336 West German Use, 6 December 1954 41701109074043.pdf
A67340 Mixing Device Manufactured by Dr. Grimsen of C. Lorenz, A.G (W020), 1 June 1954 41701159074048.pdf
A67351 Visit to Dr. Grimsen, 15 November 1954; Visit Concerns Mixing Device 41701199074052.pdf
A67354 Handwritten List of Documents Regarding Dr. Grimsen, 19 February 1955 41701259074058.pdf
A67358 Brochure on the Lorenze Mixer Unit, 29 January 1955 41701289074061.pdf
A67363 Letter to "Bo" Hagelin Re Canceling Original Order and Replacing New Order, 30 March 1955 41701329074065.pdf
A67364 Letter from Hagelin Jr. Regarding Order, 10 March 1955 41701369074069.pdf
A67367 Handwritten Notes Regarding Cryptographic Equipment Orders, 17 February 1955 41701409074073.pdf
A67370 Status of Equipment on Order, 10 February 1955 41701439074076.pdf
A67372 Report of Demonstration of an Invention, 23 October 1954 41701479074080.pdf
A67374 Visit to Weintraud, 2 February 1955; T&N Cipher Machine 41701519074084.pdf
A67383 Cryptographic Device of Dr. Oskar Vierling (W 009) , 16 December 1953 41701559074088.pdf
A67385 Cryptographic Device of Dr. Oskar Vierling (W 002), 29 September 1953 41701599074092.pdf
A67387 Visit to G-40, 26 February 1955 41701629074095.pdf
A67390 Cryptographic Device of Dr. Oskar Vierling, 16 December 1953 41701659074098.pdf
   (Folder ID: FOLDER 091) Mission and Functions Statements, NSA Europe, 1952
Document ID Document Title Filename
A67334 Mission of NSA Europe and List of Units W/Mission Description, 01 January 1952 41701069074039.pdf
   (Folder ID: FOLDER 093) Preliminary Historical Report on the Solution of the "B" Machine, S-2403 (Solution and Red B Machines 1940)
Document ID Document Title Filename
A67329 Preliminary Historical Report on the Solution of the "B" Machine, 1 January 1940 41700939074027.pdf
A67330 Solution of the Japanese "Red Machine" 41700989074031.pdf
   (Folder ID: FOLDER 107) Brief Descriptions of Cryptanalytic Machines Built by the Army and Navy In the 1940s and 1950s That Were In NSA (Including Photographs), First and Second Installment 1953-1954 (2 Folders)
Document ID Document Title Filename
A60830 Memo Routing Slip-Copies of Some Report 41743169078237.pdf
A60837 Survey of Where Mechanized Operation Can Benefit the COMINT Effort on Literal Texts 41743209078242.pdf
A60843 Some Circumstances Under Which Automatic Operation Can Benefit the Cryptanalytic Effort 41743129078234.pdf
A60928 Cryptanalytic Machines In NSA 41743419078275.pdf
   (Folder ID: FOLDER 109) Memoranda and Reports, Hagelin Communications Security (COMSEC) Equipment, 1951-1955
Document ID Document Title Filename
A60602 Personal Messages Concerning Hagelin Machines 41741299078053.pdf
A60611 Negotiations In Regard to Hagelin Machines 41741449078069.pdf
A60616 Report of Visit to Crypto A.G (Hagelin) by William F. Friedman, Special Assistant to the Director, NSA 41741409078064.pdf
   (Folder ID: FOLDER 110) Research Notes and Narrative History, Boris Hagelin Senior, 1958
Document ID Document Title Filename
A60995 Boris Hagelin and A Brief History of the Company (A.B. Cryptograph) He Acquired 41743639078284.pdf
A61622 Notes and Draft of Historical Record of Boris Hagelin 41743929078313.pdf
A61628 Draft of Historical Record for Boris Hagelin with Bibliography 42030699106951.pdf
   (Folder ID: FOLDER 112) Memoranda, Policies, Cafeteria Mess and Messing Systems, 1949-1951
Document ID Document Title Filename
A4161639 Memo Routing Slip to Captain Harper with Hot Shoppes Menu 41709559074886.pdf
A60468 Navy Regulations Governing Cafeteria Operation 41741179078041.pdf
A60477 Navy Personnel Instructions, Employee Services 41741229078046.pdf
A60481 Pamphlets for Cafeteria Matter 41741159078039.pdf
A60483 Memo Routing Slip-Cafeteria Operations 41741199078043.pdf
A60485 Menus for Cafeterias 41741139078037.pdf
A61019 Navy Civilian Personnel Instructions 41743789078300.pdf
   (Folder ID: FOLDER 113) Report, Memorandum, and Newspaper Clippings Regarding Machine Identification of Words, 1955
Document ID Document Title Filename
A60419 Machine Identification of Words; Draft Article/Essay; Unknown Source 41741099078033.pdf
A60422 Use of Machines In Solving Ciphers-Monoalphabetic Substitution 41741109078034.pdf
A60464 the Basic Principles of Cryptanalysis; Draft Essay from Unknown Source 41741189078042.pdf
A60465 Newspaper Article on Teaching of Reading 41741209078044.pdf
   (Folder ID: FOLDER 125) Signal Corps Laboratories Annual Report for Fiscal Year 1937 on Mechanical and Electrical Cipher Machines, Apparatus Electrical and Mechanical for Breaking Codes and Ciphers M134, 1937
Document ID Document Title Filename
A522321 Mechanical and Electrical Cipher Machines Apparatus Electrical and Mechanical for Breaking Codes and Ciphers; Signal Corps Laboratories Annual Report for Fiscal Year 1937 41768389080748.pdf
   (Folder ID: FOLDER 134) Newspaper Clippings, Early Warning Press Articles, 1953-1954
Document ID Document Title Filename
A39283 News Paper Article by Joseph and Stewart Alsop-"Central Problem Of Defense" 41712659075196.pdf
A39293 Symposium on Continental Defense-8th Annual AFCA Convention Report; Article from Signal, Sept-Oct 1954 41712689075199.pdf
A39300 News Paper Article-the Megatons Did It 41712719075202.pdf
A39305 Newspaper Article-the Guided Missile Race 41712759075205.pdf
A39308 Newspaper Article-Soviet Jet Engine 41712779075208.pdf
A39323 Magazine Article-Where Now, World? 41712859075216.pdf
A39324 Newspaper Article-U.S. Has Effective Defense for H-Bomb 41712899075220.pdf
A39325 Newspaper Article-Flying Radar Post to Help Guard D.C 41712969075227.pdf
A39326 Newspaper Article-British Voice Alarm Over H-Bomb Tests 41712989075229.pdf
A39327 Newspaper Article-Automatic Arctic Radar Will Give U.S. Six Hours Warning of Attack 41713009075231.pdf
A39328 Newspaper Article-Moscow Has Fast Offensive Bombers 41713029075233.pdf
A39331 Newspaper Article-Radford Says Chiefs of Staff Have Vetoed Any Radical Change In Military Strategy 41713049075235.pdf
A39333 Newspaper Article-Sense of Fear In U.S.-Defense Against Atom Bomb 41713069075237.pdf
A39334 Newspaper Article-Operation Confusion 41713099075240.pdf
A39337 Newspaper Article-Defense or Economy: Up to Ike 41713119075242.pdf
A39341 Newspaper Article-Experts Warn on A-Blitz Consequences 41713149075244.pdf
A39345 Newspaper Article-Arctic Defense Is Joint Undertaking 41713169075247.pdf
A39361 Newspaper Article-Canada Looks to Northern Air Ring 41713199075250.pdf
A39364 Newspaper Article-Operation Candor 41713219075252.pdf
A39366 Newspaper Article-H-Bombs Know No Compromise 41713229075253.pdf
A39368 Newspaper Article-Defense Dept. Called Blind to New Arms 41713239075254.pdf
A39371 Newspaper Article-Bridges Asks New Concept of Defense from Soviet Bomb 41713269075257.pdf
A39373 Newspaper Article-Atomic Age Defense or Balanced Budget 41713299075260.pdf
A39374 Newspaper Article-Facts on Defense 41713339075263.pdf
A39375 Newspaper Article-H-Bomb Defense Speeded 41713369075267.pdf
A39378 Newspaper Article-Soviets Report Blast While Counseling West Not to Become Alarmed 41713419075272.pdf
A39380 Newspaper: Soviet H-Bomb Claim Changes U.S. Civil Defense Policy 41713449075274.pdf
A39388 Newspaper: Malenkov's Claim Is Warning to U.S 41713489075279.pdf
A39392 Newspaper Article-Malenkov's H-Bomb 41713539075283.pdf
A39397 Newspaper Article-Protecting Intelligence 41713579075287.pdf
A39403 Newspaper: Need of More Air Strength Stressed 41713619075291.pdf
A39407 News Paper Article-Air Vulnerability Shifts Grimly 41713669075296.pdf
A39411 Newspaper: Surprised Again 41713689075299.pdf
A39414 Newspaper Article-Oppenheimer's Atom 41713739075304.pdf
A39418 Newspaper Article-Atomic Warning 41713779075308.pdf
A39421 Newspaper Article-the Test of Wilson 41713829075312.pdf
A39431 Newspaper Article-the Explanation Owed 41713869075317.pdf
A39433 Newspaper Article-That All-Weather Fighter 41714689075399.pdf
A39441 Newspaper Article-Importance of the Kelly Report 41714759075405.pdf
A39479 Newspaper Article-A Need for Better Intelligence 41714789075409.pdf
A39480 Newspaper Article-the Great Debate 41714839075414.pdf
A39481 Newspaper Article-Scientist Warns U.S. It Has Atom Glass Jaw 41714889075419.pdf
A39482 Newspaper Article-Europe Not yet Fully Secure but No Pushover, Dulles Says 41714929075423.pdf
A39483 Magazine Article-Russian Planes Are Raiding Canadian Skies 41714959075426.pdf
A39485 Magazine Article-Is This Our Last Chance for Peace 41714999075430.pdf
A40306 Washington Post Alsop Article on Air Defense Spending In the U.S 41717159075645.pdf
A40311 Newspaper: Taxes and H-Bomb Pose U.S. Dilemma-Washington Post Article by Joseph Alsop 41717199075648.pdf
A40316 Newspaper: Vandenburg Chosen AS "Air Man Of Year"; Newspaper Article 41717219075651.pdf
A40319 Newspaper: H-Bombs and Cities; Newspaper Article (Poss. Washington Post) 41717239075652.pdf
   (Folder ID: FOLDER 135) Air Defense Command (Adc), Memorandum and Related Papers Pertaining to an Air Defense Command Proposal for Improved Warning, USSR Attack Planning Plan: One Phase In the Methodology for Determining the Imminence of an Air Attack on the United States, 1953
Document ID Document Title Filename
A39210 USSR Attack Planning Plan-One-Phase In the Methodology for Determining the Imminence of an Air Attack on the United States 41712329075163.pdf
A39223 Project Blind Man-Manual for the Operation of the Adc Indications Board 41712359075167.pdf
A39235 Latest Revision for Project Blind Man 41712399075170.pdf
A39239 Indications of Imminence of Air Attack on U.S. Current Revised List-1 July 1952 Direct Indicators 41712419075172.pdf
A39241 Indications of Imminence of Air Attack on U.S. Current Revised List-1 July 1952 Direct Indicators 41712429075173.pdf
A39254 Air Defense Command Briefing 41768009080718.pdf
A39259 Headquarters Air Defense Command Memorandum and Related Papers Pertaining to Air Defense Command Proposal for Improved Warning; Need for A World-Wide Indication System 41712489075179.pdf
A39262 Manual for Operation of the Indications Board-Air Defense Command-Project Blind Man 41712539075186.pdf
A39277 Air Defense Command Staff Study 41712609075191.pdf
A40298 Early Warning Requirements of All Active AA Battalions of the Antiaircraft Command and the National Guard; Air Defense Command 41717149075644.pdf
   (Folder ID: FOLDER 136) Early Warning-Special National Intelligence Estimate (SNIE), 1954
Document ID Document Title Filename
A40267 SNIE Papers on Probable Warning of Soviet Attack on US Through Mid-1957 41717119075642.pdf
   (Folder ID: FOLDER 138) Report on the Potentialities of Communications Intelligence (COMINT) AS A Source of Warning of the Imminence of Hostilities, 1953
Document ID Document Title Filename
A39176 the Potentialities of COMINT AS A Source of Warning of the Eminence of Hostilities 41712209075151.pdf
   (Folder ID: FOLDER 139) Reports and Memoranda, the Potentialities of Communications Intelligence (COMINT) for Strategic Warning, 1953-1954
Document ID Document Title Filename
A39150 Personal Note-Special Study Group Report 41711969075127.pdf
A39164 Summary of Questionable Items In the Robertson Report (COMINT Early Warning) In Regard to Feasible Releasing of the Report to the Canadians and British 41712029075133.pdf
A39170 the Potentialities of COMINT for Strategic Warning-Modified Version 41712099075141.pdf
A39172 the Potentialities of COMINT for Strategic Warning-the Robertson Report 41712139075147.pdf
   (Folder ID: FOLDER 141) Joint Secretariat Memo No. 96, Instructions for Preparation of Reports for the Joint Chiefs of Staff, 1959
Document ID Document Title Filename
A44776 Instructions for Preparation of Reports for the Joint Chiefs of Staff; Joint Secretariat Memorandum No. 96 41726849076610.pdf
   (Folder ID: FOLDER 142) Open Source Yardley Articles, 1931
Document ID Document Title Filename
A44761 Handwritten Notes from Newspaper Articles 41726619076587.pdf
A44763 Handwritten Note-Howell McConnell Mentioned 41726649076590.pdf
A44766 Are We Giving Away Our State Secrets?; the Saturday Evening Post 41726659076591.pdf
A44768 Codes-Article In the Saturday Evening Post 41726709076596.pdf
A44769 Double-Crossing America; Herbert Yardley Article In Liberty Magazine 41726739076599.pdf
A44770 Secret Inks; the Saturday Evening Post 41726779076602.pdf
A44772 Ciphers-by Herbert O. Yardley; the Saturday Evening Post 41726799076604.pdf
A44774 Cryptograms and Their Solution-by Herbert O. Yardley; the Saturday Evening Post 41726819076607.pdf
   (Folder ID: FOLDER 147) Correspondence Related to Government Code and Cipher School (GC&CS) Army and Air Force Signals Intelligence (SIGINT) History, 1953-1954
Document ID Document Title Filename
A43207 Notes from Friedman to Capt. Dyer-No Subject 41714829075413.pdf
A43214 Letter of 15 Dec 1953 from Friedman 41714879075417.pdf
A43225 Listing of G.C. & C.S. Volumes of SIGINT; Air Force and Army, Naval, Secret Service, Diplomatic and Commercial 41714909075421.pdf
   (Folder ID: FOLDER 149) Newspaper Clippings-Also Has Classified Memoranda Concerning the United States Communications Intelligence Board (USCIB), Communications Intelligence (COMINT) Clearance Standards and Procedures, Polygraph Information, Clearance of Special Cryptologic Math Panel (SCAMP) Personnel, Organizations Having A Conflict of Interest with the US and Homosexuals and Government Employment (1950-1959)
Document ID Document Title Filename
A66849 Armed Forces Security Agency Oath Forms 41747189078638.pdf
A66851 COMINT Clearance Standards and Procedures 41747339078653.pdf
A66855 Report of Ad Hoc Committee Re Use of Polygraph 41747109078631.pdf
A66859 NSA Memorandum Number 120-26-Affiliation or Association with Organizations Having Interests In Conflict with Those of the United States 41747169078636.pdf
A66870 Clearance of SCAMP Personnel 41747149078634.pdf
A66877 Recommendations In Connection with Clearance of SCAMP Personnel 41747369078656.pdf
A66881 List of Present and Past Members of the American Math Society of NSA, AFSA, NCS and/or ASA 41747389078657.pdf
A66886 the Polygraph-Memorandum for the Chief of Staff Re Testing of on-the-Job Employees 41747229078642.pdf
A66890 United States Communications Intelligence Board Directive #5-USCIB Standards and Procedure for Clearance of Personnel for COMINT 41747289078648.pdf
A66891 Oath Upon Indoctrination to Receive Communications Intelligence 41747329078651.pdf
A66894 Memorandum for All Holders of USCIB Directive No. 5-Relaxation of the Provisions of Paragraph 3(a)(1), USCIB Directive No. 5 41747419078660.pdf
A66898 Memorandum for All Holders of USCIB Directive No. 5-Relaxation of the Provisions of Paragraph 3(a)(1), USCIB Directive No. 5 (24 Jul 1951) 41747429078662.pdf
A66906 Friedman Memo to Dr. Leibler Re Obtaining A Copy of "Use Of Lie Detector In Atomic Energy Installations" 41747449078664.pdf
A66911 Conference on Indoctrination 41747459078666.pdf
A66914 Friedman Query Re Progress of AFSA-1`6 Study on Revamping Clearance Procedures and Col. Marcy's Answer That New Procedures Will Be Ready In About 10 Days 41747509078670.pdf
A66916 Friedman Memo to Chief of Staff Re Study of Personnel Security Program 41747309078650.pdf
A66976 Letter from Col. Wyman to Director, AFSA, Thru Mr. Friedman Re AFSA Personnel Security Program 41747399078659.pdf
A66990 Lcdr Gleason's Trip Report to American Mathematical Society Sectional Meeting In Chicago, April 25-26, for AFSA Recruiting Purposes 41747539078672.pdf
A66994 Description of A Polygraph and Examples of Its Use 41747489078668.pdf
A66999 Basis of Ineligibility of Homosexuals for Government Employment, Apr 1953 41747559078675.pdf
A67002 Letter from Col. Marcy to Messrs. Raven, Campaign, Shaw, Shinn Re Report on the Use of the Polygraph and the Director's Decision to Use the Polygraph 41747649078684.pdf
A67006 A New Employee's Impressions-Memorandum from Col. Marcy 41747669078686.pdf
A67009 Memorandum for Col. Marcy from Mr. Friedman Re "RCSS Report On Polygraph", Dated 7 November 1952 41747699078688.pdf
A67013 Statistical Study on the Use of the Polygraph AS A Personnel Security Screening Aid 41747609078680.pdf
A67017 Handwritten Notes Re Mr. Sackwon and Mr. Ferguson 41747579078677.pdf
   (Folder ID: FOLDER 154) Briefing, Machines In the Service of Cryptanalysis, 1954; Edpm Type 701, Abner, Atlas I, Sled I, Skate II, and Demon II Photographs, 1954
Document ID Document Title Filename
A66701 Machines In the Service of Cryptanalysis-Presented to Director, NSA and His Staff by the Machine Division, NSA-82 41745979078521.pdf
   (Folder ID: FOLDER 157) Lecture by A.B. Clark, Deputy Director R/D, 1955
Document ID Document Title Filename
A66652 Note to Gen. Canine from Mr. Friedman Expressing Willingness to Lecture at Unspecified Location 41746149078535.pdf
A66658 Copy of Transcript of the Recorded Version of the Lecture "R/D-- Its Mission And Some Thoughts AS To Its Future" 41745709078491.pdf
   (Folder ID: FOLDER 159) Lecture on Field Operations by Mr. Herzog, Chief Field Operations Direction Group, 1954, Including Photographs
Document ID Document Title Filename
A66624 an Example of COMINT Capability In the Field-an Excerpt from the Address "Field Operations" Given by Chief, Field Operations Direction Group 41745739078495.pdf
   (Folder ID: FOLDER 160) Lecture to the Naval War College by Capt J.N. Wenger, 1959
Document ID Document Title Filename
A66592 Extract from Lecture on Communication Intelligence Given at Naval War College, 20 August 1948, Newport, Rhode Island by Deputy Chief of Naval Communications for Supplementary Activities 41746249078545.pdf
   (Folder ID: FOLDER 180) Background Papers on Mechanization In Support of Communications Intelligence (COMINT), 1954
Document ID Document Title Filename
A65671 Memorandum for Director Regarding Inadequate Research and Development with Respect to COMINT, 6 December 1954 41753519079268.pdf
A65672 Some Projects Which Need to Be Undertaken to Improve COMINT, 22 November 1954 41753629079278.pdf
A65674 NSA R & D Costs, 3 December 1954 41753679079283.pdf
A65677 Hiring of Engineers-Existing Conditions, 2 November 1954 41753739079289.pdf
   (Folder ID: FOLDER 181) Mechanization In Support of Communications Intelligence (COMINT)-Phase I, II, III, 1954-1955
Document ID Document Title Filename
A65668 Mechanization In Support of COMINT-Phase I, October 1954 41752949079212.pdf
A65669 Mechanization In Support of COMINT-Phase II, October 1954 41753169079241.pdf
A65670 Mechanization In Support of COMINT-Phase III, First Edition, 1 July 1955 41753449079262.pdf

Folder ID: (FOLDER 182) - Folder not releasable

   (Folder ID: FOLDER 183) Study of Joint Organizations for the Production of Communications Intelligence and for Security of US Military Communications Part B Communications Security, 27 December 1948
Document ID Document Title Filename
A65663 Study of A Joint Organization for the Security of the U.S. Military Communications-Part B, 27 December 1948 41751879079106.pdf
   (Folder ID: FOLDER 184) Communications Intelligence (COMINT)-Hard Facts In the Cold War by J/A/Meyer, 1958, and Correspondence Related to Publications, 1958
Document ID Document Title Filename
A65655 COMINT-- Hard Facts In the Cold War by J.A. Meyer 41751359079054.pdf
A65656 Letter to J.A. Meyer Regarding Publication of Unspecified Material, 9 April 1958 41751369079055.pdf
A65657 Personal Letter from J.A. Meyer to W.F. Friedman, 18 March 1958 41751379079056.pdf
A65658 Personal Letter, W.F. Friedman to J.A. Meyer, 9 March 1958 41751389079057.pdf
A65659 Personal Letter to W.F. Friedman, 14 January 1957 41751679079085.pdf
A65660 Letter from Joe Meyer to Dr. R.A. Leibler, 18 March 1958 41751749079093.pdf
A65661 Personal Letter, Meyer to Friedman, 18 March 1958 41751799079097.pdf
   (Folder ID: FOLDER 185) Monthly Loss of Shipping by U-Boats Paper by Lcdr P.J. Karl, 1953
Document ID Document Title Filename
A65651 Monthly Losses of British, Allied and Neutral Shipping by U/B Action In World War II, 7 August 1953 41751349079053.pdf
   (Folder ID: FOLDER 186) Operation Evaluation Group Report #68, Evaluation of the Role of Decryption Intelligence In the Operational Phase of the Battle of the Atlantic, 1952
Document ID Document Title Filename
A65650 Evaluation of the Role of Decryption Intelligence In the Operational Phase of the Battle of the Atlantic, 1 April 1953 41751029079023.pdf
   (Folder ID: FOLDER 188) Japanese Version of the Black Chamber (the Story of the Naval Secret Chamber), 1955
Document ID Document Title Filename
A65640 the Japanese Version of the Black Chamber "The Story Of The Naval Secret Chamber", 1 January 1955 41748959078814.pdf
   (Folder ID: FOLDER 189) Report, Status of Certain Systems (Including All Systems Current on 31 December 1954 and All Such Systems Under Study Any Time During the Calendar Year 1954), 1955
Document ID Document Title Filename
A65617 Status of Systems-1954, 10 January 1955 41746569078579.pdf
A65619 Status of Systems-31 March 1955, 10 April 1955; Supplement to the Report of 31 December 1954 41746889078609.pdf
A65620 Status of Systems-30 June 1955, 19 July 1955; Supplement to the Report of 31 December 1954 and 31 March 1955 41747129078632.pdf
A65637 Pacific Processing Division Quarterly Review of Crypto Systems, 1 July 1955 41748869078806.pdf

Folder ID: (FOLDER 191) - Folder not releasable

   (Folder ID: FOLDER 192) Memorandum to the National Security Council, Minimum Standards for the Handling and Transmission of Classified Information; Armed Forces Security Agency Memorandum, Security of Equipment Used for Storage of Classified Material, 1949-1951
Document ID Document Title Filename
A59099 Minimum Standards for the Handling and Transmission of Classified Information 41718639075793.pdf
A59103 Security of Equipment Used for Stowage of Classified Material 41718659075795.pdf
A59111 Safe Combinations and Safe Security 41718679075797.pdf
   (Folder ID: FOLDER 193) Gee Narrative Account of A Broken One-Time Pad System, 1954
Document ID Document Title Filename
A59034 Gee, Narrative Account of A Broken One-Time Pad System 41718519075781.pdf
A59039 Cryptanalysis Training Aid 41718579075787.pdf

Folder ID: (FOLDER 196) - Folder not releasable

   (Folder ID: FOLDER 197) Compilations of Cipher Telegrams Related to the Zimmerman Telegram with Notes, 1917
Document ID Document Title Filename
A58170 Cryptographic Systems Used by German Foreign Office; the Zimmerman Telegram 41716799075610.pdf
   (Folder ID: FOLDER 200) War History Reports Inventory, 1950; Investigations of the National War Effort Report Committee on Military Affairs House of Representatives, 17 December 1946
Document ID Document Title Filename
A488967 War Histories 41766859080596.pdf
A488995 A Report on the System Currently Employed In the Collection, Evaluation and Dissemination of Intelligence Affecting the War Potential of the United States; Report of Committee on Military Affairs House of Representatives-HR 20 41766869080597.pdf
   (Folder ID: FOLDER 201) Extract from RIP 98, Appendix II (Pgs. 375-419)-American Measures Against Communication Intelligence Publicity, 5 April 1943
Document ID Document Title Filename
A488953 Extract from RIP 98-American Measures Against Communication Intelligence Publicity; Appendix II 41766849080595.pdf
   (Folder ID: FOLDER 207) Defector Reports and Newspaper Clippings (Petrov), 1954-1955
Document ID Document Title Filename
A484794 Washington Post-Times Herald Article "Australia Filling In Pieces Of Soviet Spy Picture" 41761829080096.pdf
A484800 Preliminary Report Forwarded 41761849080098.pdf
A484803 London Times Article Provides Details on Petrovs 41761879080101.pdf
A484811 Interrogation of Petrovs 41761909080104.pdf
A484813 NSA Keen Interest In Case of Vladimir Petrov 41761929080106.pdf
A484816 Interest In Petrov Case 41761959080109.pdf
A484825 Forwarding of Interrogation Reports on Soviet Signals Officer Grigoriev 41761999080113.pdf
A484828 Technical Intelligence Report on Interrogation of Soviet Signals Officer 41762019080115.pdf
A484833 Case of Soviet Defector Grigorev 41762059080119.pdf
A484839 NSA Interest In Interrogation Report 41762089080122.pdf
A484845 Preliminary Technical Interrogation Reports on Grigorev and Alfred Pruefer 41762129080126.pdf
A484854 Technical Intelligence Report on Interrogation of Soviet Signals Officer Grigoriev 41762159080129.pdf
A484877 Forwarding of Interrogation Reports on Soviet Signals Officer Grigoriev 41762199080133.pdf
A484887 Preliminary Interrogation of Soviet Defector V. A. Lysikov 41762249080138.pdf
A484891 Individuals Not Available to U.S. Interrogators 41762289080142.pdf
A484898 Availability of Ivankov Nickoliv for Interrogation 41762319080145.pdf
A484911 NSAFE Provides Chnsapac with Reports of Developments 41762349080148.pdf
A484943 Description of Mechanical Cipher Device 41762379080151.pdf
A484952 NSA Interest In Interrogation of Soviet Defector, Lieutenant of Cipher Section 41762399080153.pdf
A484957 DIRNSA Suggestions Regarding Interrogation of German Repatriates 41762429080156.pdf
   (Folder ID: FOLDER 209) US Air Force Project Rand Research Memorandum-Is There A Defense by Bernard Brodie, 1956
Document ID Document Title Filename
A484784 U.S. Air Force Project Rand Research Memo "Is There A Defense?" 41761679080082.pdf
   (Folder ID: FOLDER 211) Preliminary Historical Report on the Solution of the "B" Machine (the "Purple" System), by William Friedman, 1940
Document ID Document Title Filename
A58137 Preliminary Historical Report on the Solution of the "B" Machine; the Purple System-by William F. Friedman 41760789079992.pdf
A58139 Disposition Form: Subject Declassification of Document; Preliminary Historical Report on the Solution of the "B" Machine Written by William F. Friedman 41760799079993.pdf
A58142 Declassification of Document; Exchange Between NSA AG and Office of COMSEC 41760809079994.pdf
A58143 Declassification of Document 41760819079995.pdf
   (Folder ID: FOLDER 212) A Version of the Japanese Problem In the Signal Intelligence Service (Later Signal Security Agency), 1930-1945, by John B. Hurt, 1956
Document ID Document Title Filename
A58132 Transmittal and Receipt Form-A Version of the Japanese Problem In the Signal Intelligence Service (Later Signal Security Agency) 1930-1945 by John B. Hurt 41760749079991.pdf
   (Folder ID: FOLDER 215) AR-380-5 Safeguarding Military Information, Draft with Revision Comments, 1948-1949
Document ID Document Title Filename
A58099 Note Regarding A Maj. Kramer; Unattributed 41760539079967.pdf
A58103 Comments on Revision of AR 380-10; Internal ASA Memorandum 41760549079968.pdf
A58108 Revision of Department of the Army Memorandum 380-5-10; Comments/Suggestions from Chief, ASA to Provost Marshal General 41760569079970.pdf
A58113 Copy of the Latest Draft of Revision of AR 380-5; All ASA Comments Submitted to Intelligence Division Have Been Incorporated In This Draft 41760589079973.pdf
   (Folder ID: FOLDER 216) Memoranda and Newspaper Clippings Related to Vladivostok Incident and Radar-Electronic Intelligence, 1954
Document ID Document Title Filename
A58031 Transmittal and Receipt: Information on Vishinskij Speech of 10 September 1954 Concerning Charge of Soviet Attack on U.S. Navy Aircraft; Transmittal Sheet for William F. Friedman 41760449079958.pdf
A58034 Vishinskij Speech of 10 September 1954 Concerning Charge of Soviet Attack on U.S. Navy Aircraft; Memo from NSA-763a to S/Asst DIRNSA 41760459079959.pdf
A58041 New York Times Article, U.S. Seeks Action by World Court on Downed Plane 41789109082811.pdf
A58068 USSR International Service Article, U.N. Discusses Vladivostok Incident; Moscow, Soviet Home Service, Sept. 11, 1954, 0500 Gmt-- L 41760469079960.pdf
A58072 United Nations Security Council Verbatim Record of the Six Hundred and Eightieth Meeting; Meeting Held at Headquarters, New York, on Friday, 10 September 1954, at 3 P.M 41760489079962.pdf
A58081 United Nations Security Council : Letter Dated 10 September 1954 from the Representative of the Union of Soviet Socialist Republics Addressed to the President of the Security Council; Soviet Government Notes Handed to the United States Embassy In Moscow on 5 and 8 September 1954 41760499079963.pdf
A58090 Memorandum for the Record Concerning A Briefing at the Pentagon on Soviet Electronics 41760519079965.pdf
   (Folder ID: FOLDER 217) A Method of Ciphering by Howard N. Smith and Howard W. Lewis, 1954
Document ID Document Title Filename
A58016 A Method of Ciphering; Paper by Smith and Lewis of Palo Alto, Calif 41760439079957.pdf
   (Folder ID: FOLDER 223) Appendix 4, Service Terminology and Stereotypes, 1935
Document ID Document Title Filename
A58486 Appendix 4-Service Terminology & Stereotypes; Main Document Not Specified 41760759079988.pdf
   (Folder ID: FOLDER 224) Brief History of the Signal Intelligence Service, First Draft with W. Preston Corderman Edits, 1943
Document ID Document Title Filename
A58477 A Brief History of the Signal Intelligence Service; Draft/Editing Version by William F. Friedman 41760689079982.pdf
   (Folder ID: FOLDER 261) Memoranda, Analytical Machine Employment, 1951-1952; Trip Report, IBM Customer Education Class, 1952; Critique and Proposal for Administration of Agency Automatic Sequenced Digital Computer Equipment Including A Table of Organization for A Digital Computer Division, September 1952; Planning for Atlas II, 1952
Document ID Document Title Filename
A59567 Report of the Inspector on Analytical Machine Employment Dated 15 August 1952; Recommendations Accepted In Principle with Certain Modifications AS to Application 41761319080044.pdf
A59570 Report by the Inspector to the Director on Analytical Machine Employment, Dated 15 August 1952 41761339080046.pdf
A59574 Comment by Office of Operations on the Report by the Inspector to the Director on Analytical Machine Employment 41761359080048.pdf
A59578 Report by the Inspector to the Director on Analytical Machine Employment Dated 15 August 1952 41761379080050.pdf
A59586 Comment on Trip Report Dated 8 Sept 1952 by William J Lawless Jr, Technical Director Machine Division 41761399080052.pdf
A60152 Atlas II; Class Designed to Familiarize Customer Representatives with New Equipments 41761419080054.pdf
A60156 Critique and Proposal for Administration of Agency Automatic Sequenced Digital Computer Equipment 41761439080056.pdf
A60163 Planning for Atlas II 41761459080059.pdf
A60166 Report by the Inspector to the Director on Analytical Machine Employment, Dated 15 August 1952 41761479080061.pdf
A60183 Utilization of Analytical Machinery; Attempting to Categorize and Manage Cryptanalytical Machines Efficiently 41761499080064.pdf
A60185 Trip Report-Visit to IBM, Poughkeepsie to Inspect TPM 41761529080066.pdf
   (Folder ID: FOLDER 262) Memoranda, Final Briefing, and Draft Briefing Notes for General Canine and the Joint Chiefs of Staff Regarding the Replacement of the Combined Cipher Machine, 1952-1953; Transcript of Office of Communication Security Conference on Replacement of the Combined Cipher Machine of Which Friedman Was In Attendance, 1952
Document ID Document Title Filename
A59449 Replacement of the Combined Cipher Machine; Briefing Sheet for the Chairman, Joint Chiefs of Staff 41761119080024.pdf
A59455 Replacement of the Combined Cipher Machine Agenda Item Number 6; Briefing Sheet for the Chairman, Joint Chiefs of Staff 41761129080026.pdf
A59463 Replacement of the Combined Cipher Machine; Memorandum by the Director National Security Agency 41761149080027.pdf
A59466 Notes Referring to Progress on Brutus 41761159080029.pdf
A59472 Additional Briefing Information for Gen Canine; Notes on AFSAM and Brutus Projects 41761169080030.pdf
A59478 Replacement of the Combined Cipher Machine Agenda Item Number 2; Briefing Sheet for the Chairman, Joint Chiefs of Staff 41761189080031.pdf
A59485 Replacement of the Combined Cipher Machine-NSA Memo 41761199080033.pdf
A59490 Replacement of the Combined Cipher Machine; Transcript of Office of Communication Security Conference 41761239080036.pdf
A59509 Replacement of the Combined Cipher Machine; Memorandum by the Director, National Security Agency for the Joint Chiefs of Staff 41761259080038.pdf
A59527 JCS 2074/22; Replacement of the Combined Cipher Machine; Draft Memorandum for the Representatives of the British Chiefs of Staff 41761279080040.pdf
A59531 Security of the Combined Cipher Machine Agenda Item Number 3; Briefing Sheet for the Chairman, Joint Chiefs of Staff 41761299080042.pdf
   (Folder ID: FOLDER 264) Target Intelligence Committee (TICOM) Note 36, Russian Sources of Information, August 1954; War Secrets In the Ether Parts I and II by Wilhelm F. Flicke Translated by Ray W. Pettengill, 1953
Document ID Document Title Filename
A59406 TICOM Note 36; Russian Sources of Information 41760999080013.pdf
A59421 War Secrets In the Ether Parts I and II by Wilhelm F Flicke; Part 1 the Period from the Inception of the Intercept Service to the End of WW I; Part II-the Period Between the Two World Wars 41761019080017.pdf
   (Folder ID: FOLDER 266) Army Security Agency (ASA) Review-the War In the Ether-Cryptosecurity at Brest-Litovsk (Translated from Original German Materials by Dr. Ray W. Pettengill), 1951; the Tannenberg Story, 1952; Tannenberg: Finale and Discussion, 1952; Fixing the Positions of Agent Radio Stations, 1952; the Second Half of the War In the East, 1952; Polyps and Penkalas, 1952; the Rote Kapelle Case: Denouement and Exploitation of Successes, 1952; the Russian Radio Agent Service In 1942, 1951; and Preparations for the Polish War, 1951
Document ID Document Title Filename
A59205 ASA Review-the War In the Ether: Cryptosecurity at Brest-Litovsk-Translated from Original German Materials; Letter of Greeting from New ASA Commander; Insight Into the Way the Germans Intercepted the Russian Traffic and Rigged Secret Russian Conf Room 41760829079996.pdf
A59208 A PCS Trip to Korea, War In the Ether, Housing at Vint Hill; Article from ASA Review Submitted by Headquarters, 501st Comm Recon Group 41760839079997.pdf
A59218 the War In the Ether: Tannenberg: Finale and Discussion; ASA Review, Pp. 7-9 41760849079998.pdf
A59234 ASA Review-the War In the Ether: Fixing the Positions of Agent Radio Stations; Combating Agent Transmitters by Direction Finders 41760859079999.pdf
A59239 ASAE Offers Analytic Aide, Ww1 German Cryp Success, Korea Unit Photos 41760879080001.pdf
A59243 ASA Review-the War In the Ether: Polyps and Penkalas 41760899080003.pdf
A59246 ASA Review-the War In the Ether the Rote Kapelle Case: Denouement and Exploitation of Successes; Rote Kapelle Was A Russian Spy Ring Operation Against Germany with A Number of Agents Including A Group Who Maintained A Villa In Brussels 41760909080004.pdf
A59250 ASA Review-the War In the Ether "Rote Kapelle" Case "Russian Radio Agent-1942", Trng Improvement Solution; Three Articles 41760929080006.pdf
A60247 ASA Review: the War In the Ether: the Russian Radio Agent Service In 1942; Summation to Show the Extent Which This Work Assumed During the Second World War 41761629080076.pdf
A60251 the War In the Ether: Preparations for the Polish War from ASA Review; Systematic Penetration of the Polish State by German Espionage Many Years Before the Invasion 41761639080077.pdf
   (Folder ID: FOLDER 355) Memoranda, Government Communications Headquarters (GCHQ) Structure and Organization, 1950-1952
Document ID Document Title Filename
A71733 Outline of British Cryptologic Organization; GCHQ Organization, 1950-1952 41717499075680.pdf
A71734 Senior Appointments at GCHQ; GCHQ Organization 41717529075682.pdf
A71736 British Cryptologic Relationships; GCHQ Organization 41717549075684.pdf
A71738 Functional Organisation of GCHQ; GCHQ Organization, 1950-1952 41717579075687.pdf
A71740 Retirement of Sir Edward Travis, Director, GCHQ 41717459075675.pdf
A71741 Appointment of New Director, GCHQ; GCHQ Organization, 1950-1952 41717639075693.pdf
A71744 Assignment of MI8 Colonel; GCHQ Organization, 1950-1952 41717649075694.pdf
A71745 Replacement of Director, GCHQ; GCHQ Organization, 1950-1952 41717659075695.pdf
A71746 GCHQ Recipients of British Honors 41717479075677.pdf
A71747 GCHQ Recipients of British Honors 41717689075698.pdf
A71749 GCHQ Thanks for Providing Information 41717609075690.pdf
A71761 Membership Rosters for the London Signal Intelligence Board, Junior SIGINT Boards and USIB Committees; USCIB, 34/97 Dated 24 November 1950 41718129075742.pdf
A71763 Membership Rosters for the London Signal Intelligence Board, Junior SIGINT Boards and USIB Committees 41718159075746.pdf
   (Folder ID: FOLDER 356) Policies and Working Notes, Relating to Consolidated Special Information Dissemination Office (CONSIDO), 1945-1954
Document ID Document Title Filename
A61142 Brief History of CONSIDO 41750179078939.pdf
A61152 Comments on Latest Draft Directive for CONSIDO 41750279078947.pdf
A61155 Maximum Exploitation of COMINT 41750239078942.pdf
A61168 Establishment of A Single Communication Intelligence Evaluation and Dissemination Center 41750319078950.pdf
A61172 Proposed Memorandum for Chairman, USCIB, Subject: Maximum Exploitation of COMINT 41750349078953.pdf
A61181 Proposed Memorandum; Establishment of A Joint Intelligence Bureau 41750369078955.pdf
A61189 Maximum Exploitation of COMINT 41750399078958.pdf
A61194 Maximum Exploitation of COMINT-- Draft 41750419078961.pdf
A61199 Central Evaluation, Publication and Dissemination of SIGINT-- Drafts 41750449078964.pdf
A61210 Central Evaluation, Publication and Dissemination of SIGINT-- Draft 41750479078966.pdf
A61215 the Integration of Communications Intelligence Production, Evaluation, and Dissemination-- Draft 41750509078969.pdf
A61218 Establishment of Pacific Strategic Intelligence Section 41750539078972.pdf
A61227 Reorganization of Naval Intelligence 41750559078974.pdf
A61230 Control of Dissemination and Use of Communication Intelligence 41750569078975.pdf
A61232 Control of Dissemination and Use of Radio Intelligence 41750589078977.pdf
A61272 Outline of GCHQ Customer Support 41750609078979.pdf
A61274 Notes on Messages Re Combining Army and Navy Intercept and Crypto Activities 41750619078980.pdf
A61276 Signal Intelligence (Communication Intelligence) 41750649078983.pdf
A61283 Operation of Combined Naval Communication Intelligence Organizations 41750669078984.pdf
   (Folder ID: FOLDER 362) Terms of Reference, Memoranda Related to US Security Authority for NATO Affairs and Report by the Military Representatives Committee to the North Atlantic Defense Committee on Proposed Revision of the North Atlantic Treaty Organization Security System (Including an Oversized Diagram), 1950-1953
Document ID Document Title Filename
A53587 USSA Security Responsibilities 41749049078823.pdf
A53593 the Proposed Revision of the North Atlantic Treaty Organization Security System 41749059078824.pdf
A53595 Regulations Governing the Handling and Use of Cryptographic Material Provided for the Use of the North Atlantic Treaty Organization 41749069078825.pdf
A53596 Cryptographic Systems for NATO Use 41749079078826.pdf
A53602 Cryptographic Systems for NATO Use 41749089078827.pdf
A53614 Change to Shapto Message 120 41749099078828.pdf
A53616 Common System Use 41749109078829.pdf
A53620 Preventing Leakage of NATO Information Through Insecure Telegraphic Arrangements by NATO Powers 41749119078830.pdf
A53622 Plan for the Provision of Crypto Channels for North Atlantic Treaty Organization Communications During the Planning Stage Using Typex II and Simplex Settings 41749129078831.pdf
A53624 Dissemination of Intelligence Based on COMINT to Foreign Nationals Serving In NATO or Similar Commands 41749149078833.pdf
A53626 Dissemination of Intelligence Based on COMINT to Foreign Nationals Serving In NATO or Similar Commands 41749169078835.pdf
A53627 Hagelin Machine Converter (Cipher), M-209-B 41749189078837.pdf
A64017 Standing Group Organization 41750699078988.pdf
   (Folder ID: FOLDER 363) Correspondence and Report on the Research Organization of the Armed Forces Security Agency by Engstrom, 1952-1954
Document ID Document Title Filename
A70072 Engstrom Study for Proposed Office of Research In AFSA; Task List for Office of Research and Development, 1954 41734339077360.pdf
   (Folder ID: FOLDER 369) Memoranda and Reports, Cryptologic Technical Intelligence of Foreign Nations, Including Procurement of Cryptologic Information, Value of Target Intelligence Committee (TICOM) Documents In Western Area Sections, Communications Intelligence Capabilities of Certain Governments, Soviet Sophistication In Communications Security and Communications Intelligence, and History of Collaboration Among Cryptologic Agencies Between 1909-1939, 1951-1952
Document ID Document Title Filename
A66699 AFSA EEI for the Procurement of Cryptologic Information In West Germany, 15 February 1952 41755439079459.pdf
A66702 Value of TICOM Documents In Western Area Sections, 21 February 1952 41755459079461.pdf
A66705 Report from the Head, Special Liaison, Office of Operations, AFSA on an Estimate of the Communications Intelligence Capabilities of Western European Governments, 11 February 1952 41755469079462.pdf
A66707 Report from AFSA-02x Re COMINT Capabilities of Western Europe Nations, 31 January 1952 41755479079463.pdf
A66710 AFSA EEI for the Procurement of Cryptographic Information In West Germany, 6 February 1952 41755489079464.pdf
A66711 Handwritten Note Re Crypt Potential of Various Countries, 24 August 1951 41755499079465.pdf
A66712 Interest In Cryptologic Intelligence Studies, 6 August 1951 41755509079466.pdf
A66714 Draft Report by Mr. T.A. Miller on Soviet Sophistication In COMSEC and COMINT, 21 August 1951 41755519079467.pdf
A66716 Report by Mr. Miller on Russian Sophistication, 26 July 1951 41755529079468.pdf
A66719 Soviet Sophistication In Communications Security and Communications Intelligence, 1 July 1951 41755539079469.pdf
A66729 History of Collaboration Among French Cryptologic Agencies 1909-1959 41755559079471.pdf
   (Folder ID: FOLDER 370) Memorandum on NSA-CIA Liaison and Interchange of Information, 1953; Outline for Cryptologic Studies, Locations and Types of Cryptologic Intelligence Files with Certain Individuals, 1953
Document ID Document Title Filename
A4162952 Memo Routing Slip to Mr. Francis Rupp 41785179082419.pdf
A66689 Outline for Cryptologic Studies, 18 November 1953 41755409079456.pdf
A66690 Locations and Types of Cryptologic Intelligence Files, 1 January 1951 41755419079457.pdf
A66694 Meeting Called by Captain W.A. Wright Re NSA-CIA Liaison and Interchange of Information, 11 December 1953; Problems Procuring Information on Foreign COMINT Organizations 41755429079458.pdf
   (Folder ID: FOLDER 374) US and UK Policies and Practices In the Dissemination of Communications Intelligence (COMINT) During World War II, 1951 (Also Includes A Report on the Contribution of Signal Intelligence Toward Victory In World War II and Its Relatively Small Cost)
Document ID Document Title Filename
A66556 US and UK Policies and Practices In the Dissemination of COMINT During World War II, 1 October 1951 41754879079403.pdf
A66558 Contribution of Signal Intelligence Toward Victory In World War II and Its Relatively Small Cost, 1 January 1951 41754889079404.pdf
A66560 Memo for the Record Re Library of Congress Request for Information on Pearl Harbor Incident, 22 April 1954 41754899079405.pdf
   (Folder ID: FOLDER 375) Identification Friend or Foe (IFF) Proposal with Facilities for Secure Data Transmission by Carey C. Tison, 30 March 1955
Document ID Document Title Filename
A66552 IFF Security Proposal with Facilities for Secure Data Transmission, 11 April 1951 41754869079402.pdf
   (Folder ID: FOLDER 376) Policies, Directives, and Memoranda Relating to Physical Security, 1951-1955
Document ID Document Title Filename
A4162957 Memo Routing Slip to Dr. Liebler with Newspaper Article "Matter Of Fact The Race We Must Win" 41785409082441.pdf
A66513 Fooling the Enemy (Extracted from ASA Review), 1 January 1950; First of A Series on Tactical Deception During WW II 41754249079340.pdf
A66514 Physical, Transmission, & Cryptographic Security (Extracted from ASA Review-March April 1951), 01 May 1951 41754279079343.pdf
A66515 Request for NSA Quarterly Property Pass (RCS 364), 2 May 1955 41754299079345.pdf
A66516 NSA Regulation; Personnel Security, 25 February 1955 41754319079347.pdf
A66517 Request for NSA Quarterly Property Pass (RCS 364), 28 March 1955 41754339079348.pdf
A66518 NSA Regulation; NSA Property Pass System, 15 March 1955 41754359079351.pdf
A66519 on-the-Job Security Briefing, 7 February 1955 41754389079354.pdf
A66520 Annual Security Indoctrination, 31 January 1954 41754409079356.pdf
A66521 Security Handling, 29 July 1954 41754439079358.pdf
A66522 Improved Security Practices, 27 April 1953 41754459079361.pdf
A66523 NSA Memorandum; NSA Visitor Control System, 9 March 1953 41754489079364.pdf
A66524 Q Clearance, 25 August 1954 41754509079366.pdf
A66525 Certification of Public Law 513, 16 March 1953 41754539079369.pdf
A66526 AFSA Memo; Communication Security Briefing of AFSA Personnel Being Assigned Overseas, 23 October 1952; 41754569079372.pdf
A66529 Transport of Material Belonging to the Air Force, In Care of Mr. P.J. Decuzzi, 16 September 1952 41754599079375.pdf
A66530 Publication of Material Contained In Unclassified AFSA Technical Document, 16 June 1952 41754619079377.pdf
A66531 Interoffice Communication System (Continued), 27 March 1952 41754649079380.pdf
A66533 Dictograph Intercomm Boxes, 14 March 1952 41754669079382.pdf
A66534 Security Violations, 7 March 1952 41754689079384.pdf
A66537 Security of Equipment Used for Storage of Classified Material, 16 January 1952 41754699079385.pdf
A66538 Report of Security Violation, 27 December 1951 41754719079387.pdf
A66539 Report of Security Violation No. 154, 29 August 1951 41754739079389.pdf
A66541 Report of Security Violation 41754759079391.pdf
A66543 Report of Security Violation No. 154, 27 August 1951 41754789079394.pdf
A66544 Instructions In Reporting Investigations Into Violations of Security, 01 January 1951 41754799079395.pdf
A66545 Report of Security Violation, 19 August 1951 41754809079396.pdf
A66548 Special Safeguards for JCS Papers, 12 February 1951 41754829079398.pdf
A66549 Priority of Safeguarding Classified Information, 27 November 1950 41754839079399.pdf
A66550 Priority of Safeguarding Classified Information, 22 November 1950 41754859079401.pdf
   (Folder ID: FOLDER 377) Memoranda, Newspaper Clippings, Reports, Relating to Security Violations and Leaks of Classified Information, 1948-1954
Document ID Document Title Filename
A4163740 Newspaper Articles 41785279082429.pdf
A4163741 Newspaper Articles 41785339082434.pdf
A4163742 Truce Fails to Reduce Flow of Soviet Arms to Red China 41785289082430.pdf
A4163743 NATO Held Able to Stall Invasion 41785619082463.pdf
A4163744 U.S. Listening Unit to Have New Home 41785349082435.pdf
A4163745 Security Agency at Ft Meade to Cost $30 Million 41785449082445.pdf
A4163746 Newspaper Articles 41785549082455.pdf
A4163747 News Release 41785469082447.pdf
A4163748 Newspaper Articles 41785439082444.pdf
A66416 State Department Proposed Publication of Unclassified Documentary History of World War II Conferences, 7 January 1955 41753479079264.pdf
A66421 Cover Letter Accompanying Copy of Unspecified Teletype Message from NSA Liaison Officer at the Pentagon, 2 December 1954 41753509079267.pdf
A66422 Teletype Message from NSA Liaison Group, Pentagon, 10 December 1954; Memo for Colonel Davis: World War II History 41753539079270.pdf
A66428 Handwritten Notes Re Investigating News Magazine Report of Wire-Tapping Device 41753559079272.pdf
A66430 Possible Compromise of COMINT Information, 3 June 1954 41753589079275.pdf
A66434 Newspaper/Newsweek: Articles-June 21 1954, 14 July 1954 41753719079287.pdf
A66438 the Curtis Anderson Case, 1 January 1954 41753749079290.pdf
A66439 Director's Remarks on COMINT Security Controls, 1 January 1954; 101st Meeting USCIB 41753769079292.pdf
A66441 Publication In the Press of Classified Communications Intelligence Information 41789409082841.pdf
A66443 Memorandum for the Record Regarding Joseph Alsop Washington Post Article, 12 August 1953 41753789079294.pdf
A66444 Compromise of COMINT Information (USCIB 13/358) 41753819079297.pdf
A66447 Publication In Press of Classified Communications Intelligence Information 41753849079300.pdf
A66453 Publication In the Press of Classified Communications Intelligence Information, 11 August 1953; New York Herald Tribune 41753879079303.pdf
A66455 Extract from: Armed Forces Security Agency, Russian Signal Intelligence Dated 15 February 1952 41753909079306.pdf
A66458 Compromise of COMINT Information, 10 August 1953 41753929079308.pdf
A66461 Newspaper: Attached News Report, 20 July 1953; Enemy Tapped U.N. Lines 41753959079311.pdf
A66464 Possible Security Leaks, 9 June 1953; Atomic Blast at Semipalatinsk 41753979079314.pdf
A66467 Possible Security Leaks, 22 June 1953 41754019079317.pdf
A66468 Possible Security Leaks, 30 June 1953 41754029079318.pdf
A66470 Information Published by the Post In Drew Pearson's Column on 26 May; Security Compromise 41754059079321.pdf
A66474 Newspaper: the National Security Agency, 20 April 1953; Expose on National Security Agency 41754079079323.pdf
A66476 Corrective Action, Press Release, Sunday 3 May, 4 May 1953; Regarding Security Compromises 41754109079326.pdf
A66479 Hanson Baldwin Article In February 1953 Issue of USA Combat Forces Journal, 5 March 1953; Security Compromises 41754129079328.pdf
A66483 Cover Letter to Major Friedman Concerning Forthcoming News Article on Hagelin, 28 November 1950 41754159079331.pdf
A66484 Indexed References to COMINT News Leaks, 5 April 1943 41754189079334.pdf
A66485 Extract from: R.I.P. No. 98, Copy 1 (Original), Dated 5 April 1943 41754199079335.pdf
A66487 COMINT Production Affected by Expanded Use of Vhf, 12 March 1954 41754229079338.pdf
A67159 Security Violations, 01 January 1948; Memoirs of Cordell Hull 41755629079478.pdf
A67162 Hampton Roads to Algiers; to the Conference; Verbal Explanation of Briefing Slides, 9 May 1952 41755649079480.pdf
   (Folder ID: FOLDER 378) Clearance File of Civilian Experts In Some Activity of Interest to the National Security Agency, A-K, 1953-1954
Document ID Document Title Filename
A66414 Personnel Security Clearance File-Letters A Thru K, 1952-1954 41896239093516.pdf
   (Folder ID: FOLDER 381) Security on Armed Forces Security Agency (AFSA) Communications Intelligence (COMINT) Classification and Report of Communications Security Violations, 1951-1955
Document ID Document Title Filename
A56971 Report of Communications Security Violations 41763799080292.pdf
A56975 Report of Communications Security Violations 41763809080293.pdf
A56980 Report of Communications Violations-July-September 41763819080294.pdf
A56985 Report of Communications Security Violations-Army 41763839080296.pdf
A56991 Report of Communications Security Violations-Navy 41763829080295.pdf
A56996 Report of Communications Security Violations-Air Force 41763849080297.pdf
A56998 Report of Communications Security Violations-April Through June; Army 41763859080298.pdf
A57002 Average Processing Times by Station for the Forwarding of COMINT Traffic by Electrical Means; Period Covered 03 Feb-27 July 1954 41763869080299.pdf
A57041 National Security Agency Traffic Performance, August 1954 41763879080300.pdf
A57045 Handwritten Note to Friedman About COMSEC 41763889080301.pdf
A57049 COMINT Compromises Reporting Briefing 41763899080302.pdf
A57050 Comments on Mr. Friedman's Memo of 3 Nov 54 on "Compromises Of COMINT Due To Ineffective COMSEC" 41763909080303.pdf
A57051 Attached Correspondence (Friedman's COMSEC Memo) 41763919080304.pdf
A57052 Compromises of COMINT Due to Ineffective COMSEC (Friedman's Original Memo) 41763929080305.pdf
A57053 C/Sec Violations; to Friedman from Captain McDonald 41763939080306.pdf
A57054 Security of AFSA COMINT Communications 41763949080307.pdf
A57055 Summary Report of Security of AFSA Communications; with Friedman Note 41763959080308.pdf
A57056 Crypto-Security of AFSA Communications 41763969080309.pdf
A57152 Crypto-Security of AFSA Communications 41763979080310.pdf
A57156 Crypto-Security of AFSA Communications (Cover Memo) 41763989080311.pdf
A57191 Crypto-Security of AFSA Communications-Frank Rowlett Memo 41763999080312.pdf
A57226 Security of AFSA Communication Circuits 41764009080313.pdf
A57232 Security of AFSA Communication Circuits-AFSA-Oob Comments 41764019080314.pdf
A57236 Wenger Memo on Communications Circuits 41764029080315.pdf
A57262 Comments on D/F on Security of AFSA Communications 41764039080316.pdf
A57267 More Dialogue on AFSA Communications Security 41764049080317.pdf
A57274 Changes In AFSA Organizational Manual 41764059080318.pdf
A57283 Security of AFSA COMINT Communications Organizational Goals 41764069080319.pdf
A57289 Security of AFSA COMINT Communications Organizational Meeting Notification; Friedman Comments/Questions 41764079080320.pdf
A57295 Security of AFSA COMINT Communications-Revised Duties 41764089080321.pdf
A57305 Security of AFSA COMINT Communications-AFSA Manual Changes 41764099080322.pdf
A57312 Security of COMINT Communications-Office of Communication Security 41764109080323.pdf
A57318 Security of AFSA COMINT Communications-Recommendations 41764119080324.pdf
A57332 Security of AFSA COMINT Communications-Friedman's Comments 41764129080325.pdf
A57335 Security of AFSA COMINT Communications 41764139080326.pdf
A58581 Report of Communications Security Violations; Quarter Violations Report (October Thru December 1954) 41764609080373.pdf
   (Folder ID: FOLDER 382) Memoranda, Reports, Directives, and Policies, Measures to Increase Communications Intelligence (COMINT) Security, 1950-1954
Document ID Document Title Filename
A54944 Security Requirements for Operation Wigwam 41760619079974.pdf
A54951 Use of Developmental Models of COMSEC Equipment 41760639079977.pdf
A54959 Classification of US COMINT Collaboration 41760709079983.pdf
A54995 Cover Note on US/UK Policies and Practices on Dissemination of COMINT During World War II 41760739079985.pdf
A55077 Security of COMINT Information 41760769079989.pdf
A55090 Possible Compromise of COMINT Information 41761449080057.pdf
A55107 Report by the USCIB Security Committee on Measures for the Increased Security of COMINT 41762039080118.pdf
A55207 Participation In U.S./U.K. Collaboration on COMINT Matters 41762169080131.pdf
A55245 USCIB 13/195 Comments on 41762279080141.pdf
A55252 Comment on USCIB 15/195 "Measures For The Increased Security Of COMINT" 41762369080149.pdf
A55271 More Words on USCIB 15/195 41762409080154.pdf
A55275 USCIB 15/195 41762449080157.pdf
A55289 Measures for the Increased Security of COMINT; Regarding USCIB 13/134 & USCIB 13/163 41762489080161.pdf
A55303 Measures for the Increased Security of COMINT; USCIB 13/195 41762579080171.pdf
A55323 Report by the Security Committee of USCIB on Measures for the Increased Security of COMINT 41762649080178.pdf
A55330 Survey of Measures to Increase the Security of COMINT 41762709080184.pdf
A55336 Air Force Letter Regarding "Low-Level" COMINT Produced by Foreign Intercept Units In Korea 41762749080188.pdf
A55343 Information Relevant to Soviet COMINT; Russian Knowledge of German Cryptographic Practice (1943) 41762809080194.pdf
A55347 Literal Translation from the G-2 Reports of the Staff of the (Russian) 51st Army 41762859080199.pdf
A55385 Extract from the Minutes of the 67th (Special) Meeting of USCIB 41762899080203.pdf
A55397 USCIB 13/195, Comments on; by William F. Friedman 41762959080209.pdf
A55402 Comment on USCIB 13/195 "Measures For The Increased Security Of COMINT" 41763029080216.pdf
A55411 USCIB 13/195; AFSA Request for Comments 41763079080221.pdf
A55572 Hand-Written Note-Possibly from Wenger-Objecting to Comments on Changing Security Practices 41763429080256.pdf
A55586 Proposed Measures for the Increased Security of COMINT 41763639080277.pdf
A55628 Measures for Increased Security of Communication Intelligence (COMINT) 41763649080278.pdf
A55645 Friedman Note to Adm Stone Concerning USCIB and Classification 41763659080279.pdf
A55657 Measures for Increased Security of Communications Intelligence 41763679080281.pdf
A55669 Friedman Note Asking Capt Mason for Comments on Measures for Increased Security of Communication Intelligence Paper 41763689080282.pdf
A55676 Notes Between Wenger, Friedman and Mason Regarding Measures for Increased Security of Communication Intelligence 41763719080285.pdf
A55710 Notes and Draft on Measures for Increased Security of Communication Intelligence 41763729080286.pdf
A55800 Disposition Form-Regarding Protection and Dissemination of COMINT 41763739080287.pdf
A55806 COMINT Security Study 41763749080288.pdf
A55815 Question of Improving to Protect NATO Information 41763759080289.pdf
A56948 Convoy Traffic of the Allies In World War II and the German Naval Intercept Service 41763769080290.pdf
A56965 Sources of Traffic; A Listing of Field Sites 41763789080291.pdf
A58575 Price of Survival, 45 U. S. Airmen Have Died In "Incidents" with Soviet Planes Since April 1950 by Hanson W. Baldwin, Copied from New York Times; Newspaper Article, New York Times 14 Sep 1954 41764579080370.pdf
A58578 Job Description Specialty, Intelligence Communications Officer, AFSC 2034; Duties and Responsibilities 41764589080371.pdf
A58579 Draft Statement by the USCIB Coordinator on USCIB 13/195 (Measures for the Increased Security of COMINT) 41764599080372.pdf
   (Folder ID: FOLDER 386) Memorandum on Decentralization of the National Communications Intelligence (COMINT) Effort, and NSA Field Processing Decentralization Plan, 1955
Document ID Document Title Filename
A53993 Decentralization of the National COMINT Effort; Cover Memo from DIRNSA to SCA Chiefs 41756769079590.pdf
A53997 Memorandum for the Record-NSA COMINT Decentralization Plan; Covers Fiscal Years 1955, 56 and 57 41756949079608.pdf
A54013 NSA Field Processing Decentralization Plan 41757049079618.pdf
   (Folder ID: FOLDER 387) Report on Armed Forces Security Agency (AFSA) In Regard to Organization, Methods, and Arrangements for Processing Plain-Text Traffic for the Production of Communications Intelligence (COMINT) and A Few Comments Thereon by William Friedman, 31 March 1952 (Includes Organizational Charts of AFSA AS Well AS A Report on the Necessity of Plain Text In Cryptanalysis, 28 February 1952), 1952
Document ID Document Title Filename
A53960 Report on Similarities and Differences In Regard to Organization, Methods, and Arrangements for Processing and A Few Comments Thereon; by William F. Friedman 41756499079564.pdf
A53968 Necessity of Plain Text In Cryptanalysis 41756579079572.pdf
A53978 Plain Text Exploitation In the Chinese Military Problem; by Milton Zaslow 41756649079579.pdf
   (Folder ID: FOLDER 388) Working Notes, Memoranda, and Drafts, Related to the Development of NSA Regulation 10-30-on Consultants, Experts, and Advisors, 1954
Document ID Document Title Filename
A66179 Handwritten Notes Apparently Taken During an Unspecified Meeting, 1 January 1954 41747469078665.pdf
A66182 Handwritten Note and Draft Memo Pertaining to A Mr. Miller (NFI), 7 June 1954 41747479078667.pdf
A66187 Army Regulation-Transportation and Travel, 23 January 1951 41747499078669.pdf
A66191 Unofficial List of R/D WAE'S, 1 January 1954 41747519078671.pdf
A66194 R/D Consultant Roster for FY 1954, 1 April 1954 41747529078673.pdf
A66195 Draft Memo to Chiefs of Staff Divisions and Officers Concerning Consultant Matters, 19 October 1954 41747549078674.pdf
A66196 Responsibility for Origination of Travel Orders for Consultants, Experts and Advisors, 20 October 1954 41747569078676.pdf
A66198 Funds for Salaries of NSA Consultants, 30 July 1954 41747589078678.pdf
A66200 NSA Regulation-NSA Registry for Consultants, 12 July 1954 41747619078681.pdf
A66201 NSA Regulation-Certification of Nonaffiliation with Certain Organizations, 10 June 1954 41747629078682.pdf
A66202 Personnel Division Instruction No. 5-54, 28 June 1954 41747659078685.pdf
A66203 Establishment of NSA Registry for Consultants, 10 June 1954 41747689078689.pdf
A66204 NSA Regulation-NSA Scientific Advisory Board, 26 January 1954 41747719078691.pdf
A66205 Panels of the NSA Scientific Advisory Board, 9 April 1954 41747739078693.pdf
A66206 Draft NSA Regulation-NSA Registry for Consultants, 29 April 1954 41747759078695.pdf
A66410 Consultant Affairs, 30 April 1954 41747859078705.pdf

Folder ID: (FOLDER 391) - Folder not releasable

   (Folder ID: FOLDER 394) Mechanical Translation Project Including Study on Proposals for the Mechanical Resolution of German Syntax Patterns, 1951
Document ID Document Title Filename
A65762 Comment on Language Translation Proposals, 9 April 1951 41733869077310.pdf
A65763 Study Entitled "Proposals For The Mechanical Resolution Of German Syntax Patterns", 6 March 1951; Machine Translation 41733889077312.pdf
   (Folder ID: FOLDER 395) Report on Cryptologic Organization by E. Maxine Devore (3 April 1952) and Related Memoranda and Correspondence, 1950-1952
Document ID Document Title Filename
A59040 Report on Cryptographic Device; Atheneum File 41728419076767.pdf
A59045 Memorandum Regarding Attached Letters 41728479076773.pdf
A59059 Case Developments; Copies of Related Correspondence 42030789106960.pdf
A59065 Key Generator; Intra-AFSA Memo on Recent Developments Relating to Acquiring A Key Generator 42030759106957.pdf
A59073 the Crypto Device; AFSA Msg Re Claims 42030679106949.pdf
A59077 Memo Routing Slip from Friedman to Canine 41728699076795.pdf
A59080 Memo Routing Slip from Friedman to CIA 41728909076816.pdf
A59084 Letter to Friedman Re New Crypto Device 41728949076820.pdf
A59086 Friedman Memo; Cost of Doing Business 41728979076823.pdf
A59089 Conference Report 41729019076827.pdf
A59097 Cryptographic Device; Memo to DCI from AFSA Ops 41729059076831.pdf
A59108 Cryptographic Device; Memo from Special Operations 41729089076834.pdf
A59114 Cryptographic Device; Memo from Special Operations to AFSA 41729119076837.pdf
A59119 Handwritten Notes Re Cost 41729159076841.pdf
A59123 Cryptologic Activity; AFSA COMSEC Memo 41729189076844.pdf
A59127 Memo Routing Slip 41729219076847.pdf
A59132 Cryptologic Activities; AFSA Memo 41729239076849.pdf
A59134 West German Cryptological Activities; AFSA Memo 41729259076851.pdf
A59137 Memo Routing Slip from Friedman 41729279076853.pdf
A59139 Memo Routing Slip 41729299076855.pdf
A59632 Hand Written Personal Note 41729319076857.pdf
A59633 Hans F. Richter-Evaluation of German Business Representative 41729339076859.pdf
A59635 COMINT-COMSEC Activity; Intra-AFSA Memo 41729359076861.pdf
A59638 Office Memorandum-Cryptologists 41729389076864.pdf
A59640 Cryptologists 41729409076866.pdf
   (Folder ID: FOLDER 404) Memoranda, Reports, Working Notes on Communications Security, 1952-1953
Document ID Document Title Filename
A4163756 Sent to the Following for Info. Col. Sears, P&P Div., Col, Marcy, Mr. Friedman 41785589082459.pdf
A66937 Release of CCM to the Turkish Government 41756479079562.pdf
A66938 Release of CCM to the Turkish Government, 14 April 1953; Release of CCM to Turkish Government Dtd 8 April 1953, Ser: CIB 00037 41756459079560.pdf
A66939 Release of CCM to the Turkish Government, 24 February 1953; Reworded Version of Draft Memo, Release of CCM to Turkish Government 41756959079609.pdf
A66942 Security of Allied Communications 41756669079581.pdf
A66943 Communications Security 41756799079593.pdf
A66944 Turkish and Portuguese Issues 41756709079585.pdf
A66948 Turkish and Portuguese Cryptographic Practices, 10 December 1952; Reporting NATO Information 41756729079587.pdf
A66951 Release of CCM to the Turkish Government 41756639079578.pdf
A66952 Release of the CCM to Turkey for Diplomatic Communications 41756689079583.pdf
A66954 Release of the CCM to Turkey for Diplomatic Communications, 11 July 1952 41756759079589.pdf
A66955 Release to Turkey of Cryptographic Device 41756809079594.pdf
A66956 Communications Security 41756819079596.pdf
A67060 Handwritten Note Referring to Ccms Sent to Shape 41756779079591.pdf
A67078 AFSA Internal Correspondence 41756849079598.pdf
   (Folder ID: FOLDER 405) Memoranda and Correspondence Related to Non-Communications Security Surveillance Activities and Support of Communications Intelligence Activities, 1952
Document ID Document Title Filename
A66933 Non-Communications Signal Surveillance Activities; Support of COMINT Activities. Relationship Between COMINT Intercept and Processing Activities and Non-Communications Signal Surveillance Activities 41756879079601.pdf
A66934 Coordination of Service SIGINT Activities 41756609079575.pdf
A66936 US/UK Conference 41756509079566.pdf
   (Folder ID: FOLDER 406) NSA Regulations and Check List for A War and Disaster Plan, Including the Armed Forces Security Agency Disaster Plan (AFSADIS), 9 September 1952, 1951-1954
Document ID Document Title Filename
A66928 NSA War and Disaster Planning, NSA Regulation Number 20-5 41756389079553.pdf
A66929 NSA War and Disaster Planning, 6 April 1953; AFSA Memorandum No. 0-13 Dtd 19 Nov 1951 41756589079573.pdf
A66930 AFSA Emergency Check List, 25 September 1952 41756379079552.pdf
A66931 Armed Forces Security Agency Disaster Plan (AFSADIS) 41756539079569.pdf
   (Folder ID: FOLDER 407) Memoranda Regarding Preparation and Format of NSA's Long-Range Estimate and Requirements Planning, 1954
Document ID Document Title Filename
A66921 NSA Long-Range Estimate (NSALRE) 41756369079551.pdf
A66924 Preparation of the NSA Long-Range Estimate (NSALRE), 17 December 1954 41756359079549.pdf
A66925 Request for Research and Development Information 41756269079541.pdf
A66927 AFSS Long Range Requirements, June 11, 1954 41756569079571.pdf
   (Folder ID: FOLDER 408) Draft Proposed Regulation for A New Executive Control Conference, 1954
Document ID Document Title Filename
A66903 Proposed Executive Control Conference, 16 August 1954; NSA Regulation No. 10-7 41879569091849.pdf
   (Folder ID: FOLDER 409) Report, Communications Security and Review of Cryptography, 1955
Document ID Document Title Filename
A66892 Message from the Chairman, USCIB to the Chairman, LSIB, Suggesting That US and UK Experts Conduct Review 41789479082847.pdf
A66895 Message from SUSLO to DIRNSA 41756449079559.pdf
   (Folder ID: FOLDER 441) Correspondence Related to Training Foreign Nationals In Use of Converter M-209, and Related Cryptographic Devices, and Report by the Research and Development Advisory Council to Director, National Security Agency Related to Murdock, 1954-1955
Document ID Document Title Filename
A57064 Training of Foreign Nationals In Use of Converter M-209, and Related Cryptographic Devices 41751109079029.pdf
A57065 Training of Foreign Nationals In Use of Converter M-209, and Related Cryptographic Devices 41751119079030.pdf
A57067 Decision on R/Ae 74 on Murdock 41751129079031.pdf
   (Folder ID: FOLDER 442) Zebab Problem from the Course In the Cryptanalysis of Machine Ciphers "ZE" Series, 1952
Document ID Document Title Filename
A57062 Course In the Cryptanalysis of Machine Ciphers-"ZE" Series; Zebab Problem 41751099079028.pdf
   (Folder ID: FOLDER 447) Report, Proposed Range of Gasoline Engine-Electric Power Units for Post War Development, Signals Research and Development Establishment, 1946
Document ID Document Title Filename
A56961 Proposed Range of Gasoline Engine-Electric Power Units for Post War Development, Signals Research and Development Establishment 41750659078986.pdf
   (Folder ID: FOLDER 448) Report by the Research and Development Advisory Council to Director, National Security Agency on Liza, 1955
Document ID Document Title Filename
A56958 Decision on R/Pr 2 on Liza; Research on the Physical Properties of Magnetic Materials; Task No. 370-1201 41750639078982.pdf
   (Folder ID: FOLDER 449) Report and Photographs, Ottico Meccanica Italiana Criptograph-Wiring, 1954
Document ID Document Title Filename
A56952 Ottico Meccanica Italiana Cryptograph-Wiring; Informal No. 16 41750499078968.pdf
   (Folder ID: FOLDER 450) Memoranda, Correspondence, and Research Notes on A Request for Japanese Target Intelligence Committee (TICOM) Data, the Army Security Agency's Results of Axis Analysis of United States Communications AS Revealed by TICOM and Other Sources of Intelligence-Volume C German Traffic Analysis of United States Communications (16 August 1946), an Extract from History of H.M.S. Anderson Investigation of National War Effort, Investigations of the National War Effort Report Committee on Military Affairs House of Representatives (1946), 1946-1955
Document ID Document Title Filename
A56917 Request for Japanese TICOM Data-Friedman Memo 41750129078930.pdf
A56921 Handwritten Note Alluding to Purple Machine and "Peterson Trial" 41750189078936.pdf
A56927 Extract from "History Of H.M.S. Anderson" 41750209078938.pdf
A56931 Investigation of the National War Effort; Report of the Committee on Military Affairs, House of Representatives, 79th Congress, Second Session 41750229078941.pdf
A56933 Handwritten Note Re the British and A Purple Machine 41750259078944.pdf
A56934 Letter to Friedman from British Joint Services Mission, Washington Re Japanese History from GCHQ 41750299078948.pdf
A56937 Friedman Letter to British Joint Services Mission, Washington Re Japanese Diplomatic Section History by GCHQ 41750329078951.pdf
A56939 Letter from British Joint Services Mission, Washington to Friedman Enclosing Japanese Diplomatic Section History by GCHQ 41750379078956.pdf
A56942 Letter from Friedman to SUKLO Re GCHQ Document 41750409078959.pdf
A56943 Liaison with America; Extract from GCHQ History of Japanese Diplomatic Purple Machine 41750439078962.pdf
A56947 Japanese Version of the Black Chamber; TICOM Document 41750469078965.pdf
   (Folder ID: FOLDER 454) Potential Function of Placename Indices In the Intelligence Division by Thomas A Miller, 27 September 1945
Document ID Document Title Filename
A56877 the Potential Function of Placename Indices In the Intelligence Division 41749709078888.pdf
A56880 Recommendations for the Handling of Placename Files for Signal Intelligence Purposes; A Paper by Thomas A. Miller 41749719078889.pdf
   (Folder ID: FOLDER 461) Working Papers, Drafts, Memoranda, Intercepted Messages Related to Various Communications Security Issues; Includes Magic-Far East Summaries on Japanese Intelligence and Magic Diplomatic Summaries, Japanese Compromise of Vichy Code, and the Relationship of Japanese Traffic Analysis (T/A) to the Security Problem (1945), 1944-1945
Document ID Document Title Filename
A65401 Handwritten Notes-CSP3300, 1 January 1949 41752289079145.pdf
A65416 Handwritten Notes on Mark III Scrambler and Aircraft Printer Type 31, 1 January 1949 41752299079146.pdf
A65418 Notes on CSP 3300-Teletypewriter Cryptographic Attachment Mark II, 1 January 1949 41752319079149.pdf
A65427 Notes on Machine Identified AS CSP 5100, 1 January 1949 41752339079151.pdf
A65428 One Page of Notes Describing an Unidentified Machines Functions, 1 January 1949 41752359079153.pdf
A65431 Handwritten Definition of Linear Transformation, 1 January 1949 41752369079154.pdf
A65432 Japanese Compromise of Vichy Code, 7 October 1944 41752389079156.pdf
A65433 Magic-- Far East Summary; Japanese Intelligence-- Reading of Chinese Messages, 30 October 1944 41752419079159.pdf
A65434 Magic-- Far East Summary; Japanese Intelligence-U.S. Air Units, 30 September 1944 41752449079161.pdf
A65435 Magic Far East Summary; Northern Kuriles-- Japanese Radar Installations, 27 September 1944 41752469079164.pdf
A65437 Magic-Far East Summary; S. China Coast-- Warnings of U.S. Air Attacks, 27 November 1944 41752619079178.pdf
A65438 Transmission of Material Received from Navy, 17 June 1944; Indication of Japanese Success Against U.S. Weather Code 41752649079181.pdf
A65440 Magic-Far East Summary; Japanese Intelligence-- Reading of Chinese Messages, 20 October 1944 41752669079183.pdf
A65442 Magic-Far East Summary; Japanese Analysis of 20th Bomber Command Communications, 29 November 1944 41752699079185.pdf
A65446 Magic Far East Summary; Japanese Intelligence on U.S. Fleet Dispositions and Equipment, 29 November 1944 41752719079188.pdf
A65447 Magic-Far East Summary; JAAF-Analysis of B-29 Traffic, 5 December 1944 41752739079190.pdf
A65452 Pre-1945 WW II Japanese Translations, 14 December 1944 41752759079192.pdf
A65454 Recommendation for A Meeting to Clarify Unspecified Matters, 01 January 1944 41752779079194.pdf
A65455 Pre-1945 WW II Japanese Translations 41752799079196.pdf
A65462 Magic Far East Summary; JAAF-Analysis of B-29 Traffic, 5 December 1944 41752899079206.pdf
A65463 Magic Diplomatic Summary; Miscellaneous, 1 December 1944 41752919079208.pdf
A65466 Civilian Personnel Policy, 8 April 1953 41752929079209.pdf
A65468 Handwritten Note Regarding Security Matters, 16 November 1944 41752959079211.pdf
A65469 Magic Far East Summary; Use of D/F by the Japanese for Aircraft Warning, 6 November 1944 41752989079215.pdf
A65473 Handwritten Note, W/Japanese Translations Attached, Regarding Japanese Ability to Read an Allied Code, 15 December 1944 41752999079216.pdf
A65475 Magic Diplomatic Summary; Miscellaneous, 1 December 1944 41753019079218.pdf
A65485 Japanese Document, Possibly About Russian Cable Network from Moscow 41753029079220.pdf
A65489 Handwritten Notes on Operation of an Unspecified Cryptographic Machine, 01 January 1944 41753049079221.pdf
A65491 Paper by Lt. Dixon on Maximizing Flags and Rectangles Electrically, 26 July 1946 41753069079222.pdf
A65494 Analysis of the Security of Communications, 23 June 1945 41753089079224.pdf
A65499 Impracticalities of Intelligence Concerning Security of Communications, 4 June 1945 41753109079226.pdf
A65501 Intelligence Concerning Security of Communications, 3 March 1945 41753129079229.pdf
A65503 the Relationship of Japanese T/A to the Security Problem, 6 June 1945 41753139079230.pdf
A65505 Analysis of the Security of Communications, 26 June 1945 41753159079232.pdf
A65507 Magic Far East Summary; Japan's Aircraft Fuel Position, 28 June 1945 41753189079234.pdf
A65508 AFSA Regulation Number 90-1; Regulations Governing the Use of Internal Communication Facilities, 18 March 1952; 41753199079235.pdf
A65510 Notes on Conference Held 21 February 1945 41753229079238.pdf
A65512 Intelligence Concerning Security of Communications, 7 March 1945 41753249079240.pdf
A65516 Analysis of the Security of Communications, 26 June 1945 41753279079244.pdf
A65522 Memorandum Concerning Responsibility for Action In Cases of Compromise Indicated In Ultra Material, 6 January 1945 41753299079246.pdf
A65525 Security of Allied Ciphers, 30 August 1945 41753319079248.pdf
A65527 Present Organization for Research on Ultra Material for Intelligence Concerning Security of Our Own Communications, 10 July 1945 41753329079249.pdf
A65529 Information for Security Division, 23 December 1944 41755549079470.pdf
A65531 Evaluation and Dissemination of Information of Japanese Cryptanalytic or T/A Results, 1 January 1944 41755639079479.pdf
A65532 Draft Memo: Personnel and Organizational Changes, 30 January 1953 41755659079481.pdf
A65534 Use of the Secure Telephone System, 22 January 1945 41755669079482.pdf
A65535 MIS Studies Involving the Determination and Evaluation of Japanese Sources of Intelligence, 13 November 1944 41755679079483.pdf
A65538 Handwritten Note Listing Various Security Committees, 1 January 1944 41755689079484.pdf
A65539 the Price of Security, 1 January 1944; Critique, U.S. Fleet Problem Xi 41755719079487.pdf
A65541 Handwritten Notes Regarding Security Matters, 25 May 1945 41755729079488.pdf
A65543 Informal Memo to Friedman : Action on "A Intelligence", 9 May 1945 41755759079491.pdf
   (Folder ID: FOLDER 462) Combined Services Detailed Interrogation Center (Csdic) Reports, Including Interrogation Reports of Italian and German Intelligence Officers, Military Personnel, and Police, 1944-1945
Document ID Document Title Filename
A65372 First Detailed Interrogation of Taddei Guido 41751839079100.pdf
A65373 First Detailed Interrogation of Vassallo Todaro, Giuseppe, 9 November 1944 41751859079103.pdf
A65374 First Detailed Interrogation of Richter Hans Michael, 21 November 1944 41751899079107.pdf
A65375 First Detailed Interrogation of Dosi Giuseppe, 27 November 1944 41751969079114.pdf
A65376 First Detailed Interrogation of Schepanski, Klemans, 6 December 1944 41751999079115.pdf
A65377 First Detailed Interrogation of Two Enemy WT Operators, 8 December 1944 41752009079117.pdf
A65378 First Detailed Interrogation Report on Two Enemy WT Operators, 12 December 1944 41752029079120.pdf
A65379 First Detailed Interrogation of Two German PW, 12 December 1944 41752069079124.pdf
A65380 First Detailed Interrogation of Five German WT Operators, 3 December 1945 41752089079126.pdf
A65381 First Detailed Interrogation of Bigi, Augusto, 8 September 1944 41752119079128.pdf
A65382 First Detailed Interrogation of Two Italian Sigs Operators, 22 January 1945 41752139079131.pdf
A65383 First Detailed Interrogation of Samarughi, Giuseppe, 18 January 1945 41752159079133.pdf
A65384 First Detailed Interrogation Report on Two German PW, 21 May 1945 41752169079134.pdf
A65385 Interrogation Report on Pow Temp Enrique, 12 June 1945 41752189079137.pdf
A65387 Second Interrogation Report on Temp Enrique, 5 August 1945 41752239079140.pdf
A65388 First Detailed Interrogation of Three German PW, 24 December 1945 41752259079142.pdf
   (Folder ID: FOLDER 467) Memoranda, Organizational Charts, Drafts and Final Reports, Related to Collaboration Between Army and Navy Cryptologic Agencies and the State Department (Including an Investigation Into the Security of the State Departments Communications and Use of Cryptographic Equipment), 1934-1946
Document ID Document Title Filename
A4164177 Foreign Affairs 41789569082856.pdf
A67246 Organization of the Department of State 41730519076976.pdf
A67248 Proposal for More Complete Liaison Between the Army, Navy and State Department 41730539076978.pdf
A67250 Cryptographic Plan for the State Department 41730569076981.pdf
A67254 Cryptographic Devices for Department of State 41730619076986.pdf
A67259 Proposal for More Complete Liaison Between Army, Navy, and State Department 41730669076991.pdf
A67261 Cryptographic Device Converter M-325 41730709076995.pdf
A67266 1000 Converter M-325 and 2000 Rotor Sets for State Department 41731009077024.pdf
A67269 A Plan for State Department 41731029077026.pdf
A67270 Request for U.S. Army Cipher Machine 41731039077027.pdf
A67272 Cipher Machines at Madrid, Spain and Istanbul, Turkey 41731049077028.pdf
A67278 Security In Handling Coded Messages 41731069077030.pdf
A67281 Security of Ciphers Used by Non-Military Agencies of the Government 41731099077033.pdf
A67282 Assistance to the State Department on Cryptographic Matters 41731119077035.pdf
A67287 M-134-A Cipher Devices for State Department 41731139077037.pdf
A67290 State Department Requesting the Issue of Four M-134-A Cipher Machines 41731159077039.pdf
A67293 Letter to the Secretary of State, Forwarding Report of Committee Appointed to Resurvey State Department Cryptographic Systems 41731179077042.pdf
A67294 List of the Posts In the Foreign Service Where American Guards Are Employed 41731229077046.pdf
A67295 Report on Study of Cryptographic Systems Used by State Department 41731259077049.pdf
A67297 Letter from the State Department Requesting Resurvey of Its Cryptographic Systems 41731289077052.pdf
A67300 Trip from Moscow to Alaska-Visiting Airfields In Eastern Siberia During the Trip 41731309077054.pdf
A67324 Security of State Department Communications 41731329077056.pdf
A67325 Notes on Conference Held 18 November 1943 Between Representatives of the Signal Security Agency and the State Department 41731339077057.pdf
A67326 Statement of Cryptographic Systems Now In Use by Department of State 41731349077058.pdf
A67327 Analysis of State Department Codes and Ciphers from the Standpoint of Security 41731379077061.pdf
A67328 Navy Distribution of State Department Material 41731399077063.pdf
A67331 Transfer of A Qualified Cryptographer to the State Department 41731439077067.pdf
A67332 Communications Security at the State Department 41731479077071.pdf
A67335 Cipher Machine for the State Department 41731509077074.pdf
A67337 Department of State to Procure Eight Cipher Machines 41731549077078.pdf
A67338 Cipher Writing Machines 41731579077081.pdf
A67341 Report of Special Committee to Investigate Security of State Department Communications 41731619077086.pdf
A67343 List of Posts Equipped with Vaults of Fireproof Construction 41731669077090.pdf
A67345 Communications Systems In Use by the Department of State 41731709077094.pdf
A67347 Responsibility for Archives 41731739077097.pdf
A67350 Confidentiality Descriptive Terms; Departmental Order 992 41731779077101.pdf
A67352 Distribution of Telegrams According to Codes, June 3 to 7, 1941 41731799077106.pdf
A67362 New Permutation Table Requested by the State Department 41731999077123.pdf
A67365 Department of State-Course In Cryptography 41732039077127.pdf
A67368 Confidential Future Release Note Date "Aide Memoire" 41732079077132.pdf
A67371 State, War, and Navy Cryptographic System 41732109077134.pdf
A67378 State, War and Navy Cipher System 41732159077139.pdf
A67380 Minutes of Subcommittee on State, War, and Navy Department Communications 41732179077141.pdf
A67386 Memorandum on the Meeting of the Subcommittee on State, War and Navy Department Communications 41732209077144.pdf
A67388 Instructions for Using the Strip Cipher Device and Keying the Messages 41732249077148.pdf
A67392 Instruction Pertaining to A Permutation Table 41732279077151.pdf
A67395 New Code for the Use of the Department of State 41732389077162.pdf
A67396 Development of the New Code for the Use of the Department of State 41732409077164.pdf
A67397 Organization of the Department of State 41732459077169.pdf
   (Folder ID: FOLDER 477) Study Involving Multiple Stepping, 1947
Document ID Document Title Filename
A71101 Studies Involving Multiple Stepping, 22 April 1947 41720949076022.pdf
   (Folder ID: FOLDER 479) Correspondence with the Acme Code Company Regarding the Acme Commodity and Phrase Code, 1947
Document ID Document Title Filename
A71098 Acme Commodity and Phrase Code Authorized for Use In Telegraphic Communications Between Germany and Foreign Countries, 27 September 1947 41720869076014.pdf
A71099 Telegram Checking Machine for Plain AS Well AS Code, 30 October 1947 41720879076015.pdf
   (Folder ID: FOLDER 480) Messages, Activity Reports, Related to Traffic Analysis and Other Activities, 1944-1949
Document ID Document Title Filename
A71086 Annual Report from Ninth Detachment Will Be Forwarded Direct from That Unit, Not Through Asapac 41720569075985.pdf
A71087 Scel Personnel and Work Loan Statistics Report 41720599075988.pdf
A71088 Report of Temporary Duty at Herzo Base, Germany, 7 April 1949 41720629075991.pdf
A71089 Report of General Observations on Copiability of Various Targets, 13 September 1948 41720659075994.pdf
A71090 TDY Trip Report ASA Europe, 25 October 1948 41720709075999.pdf
A71091 Mobile Reconnaissance US Zone Austria, 15 June 1948 41720759076004.pdf
A71093 Semi-Monthly Report of Director of Training, 16 August 1944 41720789076006.pdf
A71094 Semi-Monthly Branch Activity Reports, 27 November 1946 41720819076009.pdf
A71096 Recurring Reports 41720839076011.pdf
A71097 Comments on Radio Communications In Sicilian Campaign 41720859076013.pdf
   (Folder ID: FOLDER 481) Memorandum, Summary of Activities of "A" Branch for 16 January-31 January 1945 Inclusive, 1944-1945
Document ID Document Title Filename
A71084 Summary of Activities of "A" Branch for 18 January-31 January 1945 Inclusive 41720509075979.pdf
A71085 Summary of Activities of "A" Branch for 21 February-26 February 1944 Inclusive 41720539075983.pdf
   (Folder ID: FOLDER 488) Control Analysis Study Into the General Cryptanalytic Problem (I.E., the Production of Intelligence from Foreign Communications Other Than Those of the Japanese Army), 1945
Document ID Document Title Filename
A70871 General Cryptanalytic Problem Recommendations Resulting from A Control Office Survey of Operations, 31 August 1945 41718889075819.pdf
A70875 Japanese Army Problem; Recommendations Resulting from A Control Survey Committee Study of Operations 41718969075826.pdf
A70876 Non-Concurrence of Appointment of A Coordinator of the Japanese Army Problem, 27 June 1945 41718989075828.pdf
A70878 Results of A Control Officer Survey of the Japanese Army Problem Operation at SSA, 26 June 1945 41719029075835.pdf
   (Folder ID: FOLDER 489) Background Notes and Research Related to the Control Analysis Study Into the General Cryptanalytic Problem (I.E., the Production of Intelligence from Foreign Communications Other Than Those of the Japanese Army), Including Large Work Flow Diagrams and Production Analysis Worksheets, 1944-1945
Document ID Document Title Filename
A70791 Files and Studies Conducted by Information and Liaison Branch, March 1945 41717789075709.pdf
A70793 Language Branch-Comparable Civil Service Ratings for Jobs Performed by Officers and Enlisted Men, 1 January 1945 41717839075712.pdf
A70795 Diagram and Notes Re Standardization of Weekly Reports, 1 January 1945 41717859075715.pdf
A70797 Central Survey Notes, 1 January 1945 41717889075717.pdf
A70799 Material Required AS Preliminary to Survey, 9 June 1945 41717909075720.pdf
A70802 Data Submitted for Control Office Survey, 24 May 1945 41717939075723.pdf
A70805 Enlisted Grades, Language Branch, 9 March 1945 41717969075726.pdf
A70813 Basic Information on Separation for Answer to 2nd Endorsement Re Personnel Separation Analysis, 2 April 1945 41717999075729.pdf
A70815 the Finding of Duplicate-Text Messages by B-2 and B-4, 29 March 1945 41718029075732.pdf
A70816 Functions of the Military Analysis Section, Spsib-4c, 8 March 1945 41718059075735.pdf
A70818 Unspecified Tally Numbers, 1 January 1945 41718089075738.pdf
A70820 Suggested Creation of Office of Adjutant, Signal Security Agency, 5 March 1945 41718109075741.pdf
A70822 Control Analysis-Civilian Training School, Training Branch, Spsis-4b6, 3 March 1945 41718139075744.pdf
A70824 Control Analysis-Civilian Training School, 7 March 1945 41718179075747.pdf
A70825 Letter of Thanks to Mission Dry Corporation for Unspecified Information, 24 February 1945 41718199075749.pdf
A70828 Transmittal of Requested Information from Mission Dry Corporation, 13 February 1945 41718229075751.pdf
A70829 Bus Transfers and Weekly Passes, 24 February 1945 41718249075754.pdf
A70832 Official Publications of Signal Security Agency, Arlington Hall Station, and Second Signal Service Battalion, 22 February 1945 41718269075756.pdf
A70833 Control Analysis-Recruitment and Placement Section, Personnel Branch, Spsis-4a, 19 February 1945 41718299075761.pdf
A70834 A Summary of Meeting Re D Branch Activities 26 December 1944 41718349075764.pdf
A70835 Control Analysis-Training Branch, Spsis-4b, 13 February 1945 41718369075766.pdf
A70837 Work Simplification, Spsid-4, 16 February 1945 41718409075773.pdf
A70838 Procedures for Photographic Reproduction of Material, 5 January 1945 41718459075775.pdf
A70841 Control Analysis, Traffic Exchange Unit, Communications Branch, Spsie-2-C, 13 February 1945 41718499075779.pdf
A70844 Control Analysis, Training Branch, 27 February 1945 41718529075782.pdf
A70845 Recommendations of the Control Office, 13 February 1945 41718549075784.pdf
A70847 Clarification of Request for Personnel Turnover Information, 8 February 1945 41718589075788.pdf
A70849 Request for Clarification of Requested Information, 6 February 1945 41718609075790.pdf
A70850 Comments by the Control Office Regarding Nonconcurrence of Personnel Branch, 8 February 1945 41718709075800.pdf
A70852 Control Analysis-Teletype Unit, Communications Branch (Spsie-2-C), 7 February 1945 41718729075802.pdf
A70856 Request for Personnel Information from Private Industry, 31 January 1945 41718749075804.pdf
A70857 Request for Private Industry Personnel Information, 5 February 1945 41718779075806.pdf
A70859 Personnel Problems, 29 January 1945 41718789075808.pdf
A70860 Comparison of Private Industry Personnel Figures with War Department Figures, 27 January 1945 41718799075809.pdf
A70861 Official Publications, 22 November 1944 41718809075810.pdf
A70867 Examples of Work Flow Sheets, Forms and Diagrams Used In Operations, 1 January 1945 41718829075814.pdf
   (Folder ID: FOLDER 499) British Assessment Report, Ardennes Battles, 1945
Document ID Document Title Filename
A557742 Indications of German Offensive 41784499082355.pdf
A557761 Critique of the Corps Level of the First U.S. Army, October-November 1944 41784829082386.pdf
A557776 American Intelligence on the German Counter-Offensive 41784549082363.pdf
A557782 Critique of Ninth U.S. Army 41784519082357.pdf
A557786 Critique of First U.S. Army 41784449082350.pdf
A557796 Critique of Third U.S. Army 41784759082378.pdf
   (Folder ID: FOLDER 506) Biographical Histories of William F. Friedman Written by Lambros D. Callimahos, 1972 and 1974
Document ID Document Title Filename
A4045961 the Legendary William F. Friedman 41788439082745.pdf
A4045962 William F. Friedman (1891-1969) 41788489082750.pdf
   (Folder ID: FOLDER 512) Friedman Analysis and Comments on the Superflex System, 1946-1954
Document ID Document Title Filename
A4146724 Memorandum for the Record: Superflex 41791549083055.pdf
   (Folder ID: FOLDER 513) Memoranda and Reports Supplied to the Brownell Committee by Friedman, 1944-1954
Document ID Document Title Filename
A4146454 Report on Similarities and Differences In Regard to Organization, Methods, and Arrangements for Processing Plain-Text Traffic for the Production of COMINT and A Few Comments Thereon 41784509082356.pdf
A4146456 A Brief History of U.S. COMINT Activities 41784569082361.pdf
A4146457 Place Marker 41784849082387.pdf
A4146458 Report on Similarities and Differences In Regard to Organization, Methods, and Arrangements for Processing Plain-Text Traffic for the Production of COMINT and A Few Comments Thereon 41784859082388.pdf
A4146459 Brief History of U.S. COMINT Activities 41784879082390.pdf
A4146460 A. Proposed Plan for Reorganization of the U.S. COMINT Effort 41784889082391.pdf
A4146461 Reorganization Plan 41784909082393.pdf
A4146463 General Operating and Control Principles for Provision of COMINT Support 41784939082396.pdf
A4146477 Typical COMINT Support Plan: Organization Chart 41785159082416.pdf
A4146478 COMINT Support Plan AS Applied to Pacific-Fareast Areas: Organization Chart 41785249082426.pdf
A4146479 Plan for Operation of Global COMINT Activities In Wartime-Flow Chart 41785329082433.pdf
A4146480 Definitions for Frequently Used Terms 41785359082437.pdf
A4146481 Brownell Committee Report 41785429082443.pdf
A4146482 Reports by Flicke 41785529082453.pdf
A4146483 Reports by Flicke 41785789082480.pdf
A4146484 Letter from Friedman: Secret Inks Bureau of MI-8 41785839082485.pdf
A4146485 Plain-Text Processing 41785869082488.pdf
A4146486 Plain-Text Processing 41785879082489.pdf
A4146488 Brownell Committee: Communications Intelligence Rationale 41785899082490.pdf
A4146489 Communications Intelligence Rationale 41785909082492.pdf
A4146491 Comments on Draft Report on Processing of Plain-Text 41785919082493.pdf
A4146494 Report by the Ad Hoc Committee on Plain Text Processing to the Chief, Office of Operations on the Processing of Plain Text Traffic Within AFSA-02 41785939082495.pdf
A4146496 Plain-Text Processing: Report on Similarities and Differences 41786609082561.pdf
A4146503 Letter from George C Marshall to Dewey 41786189082519.pdf
A4146507 Organization of AFSA 41786209082521.pdf
A4146508 Handwritten Notes 41786219082522.pdf
A4146511 Responsibility and Command Relationships In the Production of Communication Intelligence (COMINT) 41786259082526.pdf
A4146514 Memorandum for General Canine: AFSAC 41786289082529.pdf
A4146517 Report to the Secretary of State and the Secretary of Defense 41786319082532.pdf
A4146520 Peterson's Farewell Address 41786669082567.pdf
   (Folder ID: FOLDER 516) Memorandum for Theoretical Security of the Schlusselkasten, 1949
Document ID Document Title Filename
A4146536 Theoretical Security of the Schlusselkasten 41789139082814.pdf
   (Folder ID: FOLDER 517) List of Countries Which Have Purchased Machines, 1951
Document ID Document Title Filename
A4146578 List of Countries Using Hagelin Machines 41789209082821.pdf
   (Folder ID: FOLDER 523) Memoranda to Army Security Agency (ASA) Review Editor Regarding Nicholas Breton's Court and Country, 1950
Document ID Document Title Filename
A4146699 AFSA-14 Letter Regarding the Cryptanalysis Term "Wily Beguily!" 41790939082993.pdf
   (Folder ID: FOLDER 524) Translation of Article on Egyptian Cryptography Written by Canon Etienne Driton, 1950
Document ID Document Title Filename
A4146716 Translation of Article on Egyptian Cryptography 41791009083005.pdf
   (Folder ID: FOLDER 528) Friedman's History of Signals Intelligence Services, 1919-1943
Document ID Document Title Filename
A4148493 S-2049 Friedman's History with Tabs S-3441 Entire Documents Includes Friedman's History and All Attachments 41771299081038.pdf
   (Folder ID: FOLDER 532) Cipher Security Tests for War and State Departments, 1931-1932
Document ID Document Title Filename
A4148508 In Reply Refer to Dcr Letter from Department of State 41771449081053.pdf
A4148509 Mr. W.F. Friedman's Investigation Letter of the Cipher Machine Submitted for Your Consideration by the International Telephone and Telegraph Company 41771459081054.pdf
A4148510 Letter to Major William F. Friedman In Reference to Cable Printer 41771469081055.pdf
A4148511 Memorandum for the Administrative Assistant, War Department In Reference to Cipher Machine 41771479081056.pdf
A4148512 Memorandum to Executive Officer 41771489081057.pdf
A4148514 Technical Paper of the Signal Intelligence Section 41771499081058.pdf
A4148515 Department of State Letter In Reference to the Test Being Made In This Office of A Cipher Writing Machine 41771509081059.pdf
A4148516 Department of State Letter In Reference to the Test Being Made In This Office of A Cipher Writing Machine 41771519081060.pdf
A4148518 Letter of the 29th Ultimo, the Department Has Approved the Recommendation of the Chief Signal Officer 41771529081061.pdf
A4148519 Memorandum Method of Ascertaining the Notching on the Mixer Dials 41771539081062.pdf
A4148520 Department of State Letter In Reference to the Cipher Writing Machine 41771549081063.pdf
A4148521 1st Memo Ind. In Reference to A Demonstration of A Cipher Machine Recently Developed by Colonel Parker Hitt 41771569081065.pdf
A4148522 Letter to Major Friedman and Major Crawford from Colonel Parker Hitt 41771579081066.pdf
A4148523 Set A-Message #4 41770899080998.pdf
A4148524 Cryptographic Sheet Mag No. 6 41771589081067.pdf
A4148526 Letter #6 of Set A from Montevideo, Uruguay 41771599081068.pdf
A4148527 Message #6 41771609081069.pdf
A4148528 Cipher Printer Unit 41771619081070.pdf
A4148529 Telegram Signals Received 12:40 P.M 41771629081071.pdf
A4148530 Telegrams Signals from Embassy, Santiago, Chile 41771639081072.pdf
A4148531 for Testing Cipher Printers 41771649081073.pdf
A4148532 Messages Used In Study of Machine 41771659081074.pdf
A4148533 List of Cipher Codes 41771669081075.pdf
A4148534 Memorandum In Reference to Dealing with Our Solution of Messages Enciphered by the I.T. & T. Company's Electrical Cipher Machine 41771699081078.pdf
A4148535 Machine No. 1 & 2 Memo by Colonel Parker Hitt 41771709081079.pdf
A4148536 Department of State Letter In Reference to Having Mr. W.P. Friedman's Expert Advice of A Cipher Writing Machine 41771719081080.pdf
   (Folder ID: FOLDER 533) Security of Axis Military Communications, 1943-1950
Document ID Document Title Filename
A4148537 Cipher Compromises 41771729081081.pdf
A4148538 Loan of Documents from Op-202 Archives 41771739081082.pdf
A4148539 Drawings of Cipher Messages 41771749081083.pdf
A4148540 Security of Our High-Grade Cryptographic Systems 41771759081084.pdf
A4148541 Memorandum for Mr. Friedman In Reference to the Degree of Confidence We Can Have That the Germans Are Not Reading Our High-Grade Machine Cipher Traffic 41771769081085.pdf
A4148542 Comments on "Security Of U.S. Military Communications" 41771779081086.pdf
A4148543 Security of United States Communications 41771789081087.pdf
A4148544 Comments on Cmdr Weeks Paper 41771809081089.pdf
A4148545 Security of Information Derived from Field Intercept Sources 41771839081092.pdf
   (Folder ID: FOLDER 534) Security of Allied Ciphers, 1944-1945
Document ID Document Title Filename
A4148546 Security of Allied Ciphers 41771859081094.pdf
A4148547 Security of Allied Ciphers 41771889081097.pdf
A4148548 Memo Routing Slip on Information of Weather Cryptographic Material 41771909081099.pdf
A4148549 ABC Committee Paper 41771929081101.pdf
A4148550 Nishi I Staff #3 Message #52, Parts 1-4 Conference on 11th and 12th December 41771949081103.pdf
A4148552 Digest of "C" Series Received 1 November-10 December 41771969081105.pdf
A4148553 Communications Security Compromises 41771989081107.pdf
A4148554 Communication Security Compromises 41772019081110.pdf
A4148555 Comments on Spsis-3 Memorandum, Dated 6 January 1945 41772039081112.pdf
A4148556 Intelligence Concerning Security of Communications 41772069081115.pdf
A4148557 Proposal for an ABC Committee 41772089081117.pdf
   (Folder ID: FOLDER 535) Friedman Codes and Ciphers Encyclopedia Britannica Article, 1956
Document ID Document Title Filename
A4148558 Codes and Ciphers (Cryptology) Article by William F. Friedman 41772109081119.pdf
   (Folder ID: FOLDER 541) Foreign Cryptographic Potentials Research File, 1941-1945
Document ID Document Title Filename
A4148589 Foreign Cryptographic Potentials Research File 41774949081403.pdf
A4148590 Foreign Cryptographic Potentials Research File 41775009081409.pdf
A4148591 Foreign Cryptographic Potentials Research File-Note 41775049081413.pdf
A4148592 Material Affecting U.S. Army Signals and Cypher Security 41775099081418.pdf
A4148595 Foreign Cryptanalysis 41775209081429.pdf
A4148599 Memorandum for Colonels Clarke and Corderman 41775259081434.pdf
A4148600 Foreign Cryptographic Potentials Research File-Note 41775289081437.pdf
A4148601 Spsis-7 Topical Index 41775319081440.pdf
A4148602 Foreign Cryptanalysts 41775339081442.pdf
A4148603 Evidence of Axis (and Possibly Russian) Cryptanalytic Activity 41775359081444.pdf
A4148604 Memorandum for Major Curtiss 41775369081445.pdf
A4148605 Memorandum In Re Coding Machines 41775379081446.pdf
A4148608 Foreign Cryptographic Potentials Research File-Notes 41775409081449.pdf
A4148609 Enemy Cryptographic File 41775429081450.pdf
A4148610 File Enemy Cryptanalysis 41775449081453.pdf
A4148611 Foreign Cryptographic Potentials Research File-Note 41775499081458.pdf
A4148612 Codes Cairo 41775509081459.pdf
A4148613 Alleged Deciphering by Axis Agents of Telegram Sent to Washington from Cairo 41775539081462.pdf
A4148618 Foreign Cryptographic Potentials Research File-Report 41775559081464.pdf
A4148619 Foreign Cryptographic Potentials Research File-Note 41775569081465.pdf
A4148620 for Corderman from Schukraft 41775599081468.pdf
A4148658 Letter to Friedman from W. Preston Corderman 41775619081470.pdf
A4148659 German-Spanish 41775639081472.pdf
A4148660 My Telegram of 29th August 1943 41775669081475.pdf
A4148661 My Telegram of 29th August 1943 41775689081477.pdf
A4148662 My Telegram of 29th August 1943 41775709081479.pdf
A4148663 Mailing Instructions 41775739081482.pdf
A4148664 Japanese Cryptanalytic Activities 41775769081485.pdf
A4148665 Routing Slip 41775789081487.pdf
A4148666 Foreign Cryptanalytic Work (Other Than Jap) 41775809081489.pdf
A4148667 Routing Slip 41775839081491.pdf
A4148670 Intercepts 41775849081493.pdf
A4148671 In Connection with Telegram of the 9th #S/7a: Evaluation of the Report 41775869081495.pdf
A4148672 Potentials Research File: Intercept 41775889081497.pdf
A4148673 Potentials Research File: Intercept 41775919081500.pdf
A4148674 Potentials Research File: Intercept 41775949081502.pdf
A4148675 Potentials Research File: Intercept 41775969081505.pdf
A4148676 from Mr. Jean Monnet for M. Mayer: for Social Welfare 41775989081506.pdf
A4148677 Potentials Research File: Intercept 41776009081509.pdf
A4148678 War Department Memorandum Regarding Brackets 41776039081512.pdf
A4148679 Potentials Research File: Intercept 41776049081513.pdf
A4148680 Potentials Research File: Intercept 41776069081515.pdf
A4148682 Potentials Research File: Intercept 41776099081518.pdf
A4148683 Sim Cryptography Department 41776109081519.pdf
A4148684 Potentials Research File: Intercept 41776139081522.pdf
A4148685 Report on Broken US Ciphers 41776159081524.pdf
A4148686 Potentials Research File: Intercept 41776189081527.pdf
A4148688 Potentials Research File: Intercept 41776209081529.pdf
A4148689 Potentials Research File: Intercept 41776229081531.pdf
A4148690 Potentials Research File: Intercept 41776259081534.pdf
A4148692 Potentials Research File: Intercept 41776269081535.pdf
A4148693 Potentials Research File: Notes 41776289081537.pdf
A4148694 Potentials Research File: Intercept 41776329081540.pdf
A4148695 Potentials Research File: Intercept 41776359081544.pdf
A4148697 Summary of Operations from 09 Oct 50 to 9 Nov 50 41776399081548.pdf
A4148699 Summary of Data Contained In Psychic Project Report One 41776439081552.pdf
A4148704 Study of Cryptanalytic Agencies 41776469081555.pdf
A4148705 Extract from Magic Summary 41776489081557.pdf
A4148706 Potentials Research File: Intercept 41776519081560.pdf
A4148707 Potentials Research File: Intercept 41776559081564.pdf
A4148709 Potentials Research File: Intercept 41776589081567.pdf
A4148710 Potentials Research File: Intercept 41776639081572.pdf
A4148711 Potentials Research File: Intercept 41776659081574.pdf
A4148712 Potentials Research File: Intercept 41776699081577.pdf
A4148713 Potentials Research File: Intercept 41776749081582.pdf
A4148714 Potentials Research File: Intercept 41776789081587.pdf
A4148715 Potentials Research File: Intercept 41776829081591.pdf
A4148716 Potentials Research File: Intercept 41776869081595.pdf
A4148718 Potentials Research File: Intercept 41776899081598.pdf
A4148719 Extract from "Magic" Summary 41776919081600.pdf
A4148720 Extracts from "Magic" Summary 41776939081602.pdf
A4148721 Intercept-Fragmentary Intelligence on Britain and the United States (NE Intelligence) 41776979081605.pdf
A4148722 Intercept-Fragmentary Intelligence on Britain and the United States (NE Intelligence) 41777019081610.pdf
A4148723 Potentials Research File: Intercept 41777039081612.pdf
A4148724 Potentials Research File: Intercept 41777109081619.pdf
A4148725 Potentials Research File: Intercept 41777129081621.pdf
A4148727 Potentials Research File: Intercept 41777149081623.pdf
A4148728 Intercept-Intelligence Report on British American Relations ("NE" Intelligence) 41777179081626.pdf
A4148729 Potentials Research File: Intercept 41777189081627.pdf
A4148730 Potentials Research File: Intercept 41777199081628.pdf
A4148731 Potentials Research File: Intercept 41777229081631.pdf
A4148732 Potentials Research File: Intercept 41777259081634.pdf
A4148733 Potentials Research File: Intercept 41777269081635.pdf
A4148734 Potentials Research File: Intercept 41777289081637.pdf
A4148735 Potentials Research File: Intercept 41777319081640.pdf
A4148737 Potentials Research File: Intercept 41777349081643.pdf
A4148738 Potentials Research File: Intercept 41777379081646.pdf
A4148739 Potentials Research File: Intercept 41777399081648.pdf
A4148740 Potentials Research File: Intercept 41777439081652.pdf
A4148741 Potentials Research File: Intercept 41777459081654.pdf
A4148742 Potentials Research File: Intercept 41777479081656.pdf
A4148743 Japanese Military Attache Helsinki to Tokyo 41777519081660.pdf
A4148744 Potentials Research File: Intercept 41777559081664.pdf
A4148745 Potentials Research File: Intercept 41777599081668.pdf
A4148746 Potentials Research File: Intercept 41777629081671.pdf
A4148749 Intercepts 41777679081676.pdf
A4148750 Intercepts from Tokyo to Helsinki 41777709081678.pdf
A4148751 Intercepts from Helsinki to Tokyo and Budapest 41777729081681.pdf
A4148752 Intercepts from Tokyo to Helsinki 41777969081704.pdf
A4148753 Intercepts from Helsinki to Tokyo 41777989081707.pdf
A4148754 Intercepts from Helsinki to Tokyo 41778009081709.pdf
A4148755 Intercepts from Helsinki to Tokyo 41778019081710.pdf
A4148756 Letter Telegram from London 41778029081711.pdf
A4148757 Letter Telegram from London 41778049081713.pdf
A4148758 Letter Telegram from London 41778059081714.pdf
A4148759 Letter Telegram from London 41778069081715.pdf
A4148760 Letter Telegram from Helsinki to Tokyo 41778079081716.pdf
A4148761 Intercept from Tokyo to Helsinki 41778089081717.pdf
A4148762 Intercept from Freedom Algiers to Arcodice 41778099081718.pdf
A4148763 Intercept from Helsinki to Tokyo 41778109081719.pdf
A4148764 Intercept from Helsinki to Tokyo 41778119081720.pdf
A4148765 Intercept from Berlin to Tokyo 41778129081721.pdf
A4148768 Intercept from Lisbon to Tokyo 41778139081722.pdf
A4148769 Intercept from Helsinki to Tokyo 41778149081723.pdf
A4148770 Intercept from Tokyo to Lisbon 41778159081724.pdf
A4148771 Intercept from Budapest to Tokyo 41778169081725.pdf
A4148772 Intercept from Helsinki to Tokyo 41778269081737.pdf
A4148773 Intercept from Tokyo to Helsinki 41778559081764.pdf
A4148774 Intercept from Tokyo to Helsinki 41778709081781.pdf
A4148775 Intercept from Helsinki to Tokyo 41778909081799.pdf
A4148776 Intercept from Tokyo to Buenos Aires and Circular 41779059081814.pdf
A4148777 Intercept from Helsinki to Tokyo 41779179081828.pdf
A4148778 Secret Message from Tokyo to Madrid 41779289081837.pdf
A4148779 Intercept from Helsinki to Tokyo 41779389081849.pdf
A4148780 Intercept from Peking to Tokyo 41779499081858.pdf
A4148781 Intercept from Tokyo to Helsinki 41779589081867.pdf
A4148782 Intercept from Helsinki to Tokyo 41779859081894.pdf
A4148783 Intercept from Tokyo to Helsinki 41779949081903.pdf
A4148784 Intercept from Madrid to Tokyo 41779969081905.pdf
A4148786 Intercept from Helsinki to Tokyo 41779979081906.pdf
A4148787 Intercept from Tokyo to Helsinki 41779989081907.pdf
A4148788 Intercept from Tokyo to Helsinki 41779999081908.pdf
A4148789 Intercept from Tokyo to Helsinki 41780009081909.pdf
A4148790 Intercept from Budapest to Tokyo and Circular 41780019081910.pdf
A4148791 Intercept from Helsinki to Tokyo 41780029081911.pdf
A4148792 Intercept from Budapest to Tokyo 41780039081912.pdf
A4148794 Intercept from Helsinki to Tokyo 41780049081913.pdf
A4148795 Intercept from Hsinking to Helsinki 41780059081914.pdf
A4148796 Intercept from Hsinking to Helsinki 41780069081915.pdf
A4148797 Intercept from Lisbon to Tokyo 41780079081916.pdf
A4148798 Intercept from Tokyo to Helsinki 41780089081917.pdf
A4148799 Intercept from Tokyo to Vichy 41780099081918.pdf
A4148800 Intercept from Budapest to Tokyo 41780119081920.pdf
A4148801 Jma Message Number 53 from Japanese Military Attache at Helsinki to Tokyo 41780179081925.pdf
A4148802 Intercept from Helsinki to Tokyo 41780189081926.pdf
A4148803 Intercept from Tokyo to Helsinki 41780199081927.pdf
A4148804 Intercept from Helsinki to Tokyo 41780209081928.pdf
A4148806 Intercept from Helsinki to Tokyo 41780219081929.pdf
A4148808 Intercept from Helsinki to Tokyo 41780229081930.pdf
A4148809 Intercept from Tokyo to Circular 41780239081931.pdf
A4148810 Intercept from Helsinki to Tokyo and Berlin 41780249081932.pdf
A4148812 Intercept from Helsinki to Circular 41780259081933.pdf
A4148813 Intercept from Berlin to Tokyo 41780269081934.pdf
A4148814 Intercept from Helsinki to Tokyo 41780279081935.pdf
A4148816 Intercept from Berlin to Tokyo 41780289081936.pdf
A4148819 Intercept from Helsinki to Tokyo 41780299081937.pdf
A4148821 Intercept from Rvz 41780319081939.pdf
A4148823 Intercept from Berlin to Tokyo 41780329081940.pdf
A4148825 Intercept from Helsinki to Tokyo 41780339081941.pdf
A4148826 Hold Note for Mr. Friedman from Berlin to Tokyo 41780359081943.pdf
A4148827 Intercept from Tokyo to Berlin and Helsinki 41780369081944.pdf
A4148828 Intercept from Tokyo to Buenos Aires 41780379081945.pdf
A4148829 Intercept from Tokyo to Buenos Aires 41780399081947.pdf
A4148830 Intercept from Helsinki to Tokyo 41780409081948.pdf
A4148831 Note from Mr. Friedman 41780419081949.pdf
A4148832 Intercept from Berlin to Tokyo 41780529081960.pdf
A4148833 Intercept from Helsinki to Tokyo 41780549081962.pdf
A4148834 Letter from Kouibychev to Milid 41780569081964.pdf
A4148835 Intercept from Berlin to Tokyo 41780599081967.pdf
A4148836 Intercept from Rvz 41780739081981.pdf
A4148837 Intercept from Helsinki to Tokyo 41780779081984.pdf
A4148838 Intercept from Tokyo to Peking 41780809081987.pdf
A4148839 Intercept from Peking to Tsingtao 41780839081990.pdf