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Spring 1994- Vol. 13, No. 1

Spring/Summer 1984-Vol. 3, Nos. 1-2

Fall 1985-Vol. 4, No. 3

Fall/Winter 1984-1985-Vol. 3, Nos. 3-4

Summer 1996 - Vol. 15, No. 2

Winter 1983-Vol. 1, No. 4

Winter 1996 - Vol. 15, No. 4

Fall 1994 - Vol. 13, No. 3

Fall 1996 - Vol. 153, No. 3

Winter 1994 - Vol. 13, No. 4

Fall/Winter 1993 - Vol. 12, Nos. 3-4

Spring 1991 - Vol. 10, No. 1

Fall 1988-Vol. 7, No. 3

Spring 1989-Vol. 8, No. 1

Spring 1990-Vol. 9, No. 1

Fall 2006-Winter 2007

Spring/Summer 1986 - Vol. 5, Nos. 1-2

Fall 1986-Vol. 5, No. 3

Fall/Winter 1987-1988-Vol. 6, Nos. 3-4

History of the Signal Security Agency
Volume II The General Cryptanalytic Problems