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Fall 1968 - Vol. XIII, No. 4

Mokusatsu: One Word, Two Lessons

Winter 1969 - Vol. XIV, No. 1

Key to The Extraterrestrial Messages

Spring 1968 - Vol. XIII, No. 2

The Library and the User

Fall 1967 - Vol. XII, No. 4

Weather or Not - Encrypted?

Summer 1971 - Vol. XVI, No. 3

Curiosa Scriptorum Sericorum: To Write But Not to Communicate

Spring 1969 - Vol. XIV, No. 2

An Application of Queueing Theory to Computer Systems

Winter 1967 - Vol. XII, No. 1

Bipolar Coding and Baseband Recovery

Summer 1967 - Vol. XII, No. 3

The Voynich Manuscript: "The Most Mysterious Manuscript in the World"

Winter 1966 - Vol. XI, No. 1

Cranks, Nuts, and Screwballs

Fall 1967 - Vol. XII, No. 4

John Dee: Consultant to Queen Elizabeth I

Spring 1966 - Vol. XI, No. 2

Extraterrestrial Intelligence

Summer 1966 - Vol. XI, No. 3

A Text Recognition Procedure for Cryptanalysis

Winter 1965 - Vol. X, No. 1

The Apparent Paradox of Bayes Factors

Winter 1965 - Vol. X, No. 1

Time Is - Time Was - Time Is Past Computes for Intelligence

Winter 1965 - Vol. X, No. 1

Something May Rub Off!

Summer 1966 - Vol. XI, No. 3

Some Reminiscences

Summer 1965 - Vol. X, No. 3 and Fall 1965 - Vol. X, No. 4

A Boer War Cipher

Summer 1965 - Vol. X, No. 3

Another Derivation of Binary Error Rates as a Function of Signal-to-Noise Power Ratio for Various Modulation Schemes

Spring 1965 - Vol. X, No. 2

A 'Binary' System for Complex Numbers

August 1964 - Vol. IX, No. 3

Soviet Communications Journals as Sources of Intelligence

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