Louis Kruh | Bookhype

Jan 31, 1998

Cover of Selections From Cryptologia - History, People, and Technology

Selections From Cryptologia - History, People, and Technology

Aug 12, 1992

Cover of Presidential Landmarks

Presidential Landmarks

Dec 19, 1985

Cover of Machine Cryptography and Modern Cryptanalysis

Machine Cryptography and Modern Cryptanalysis (Telecommunications Library)

Feb 1, 1983

Cover of United States Cryptographic Patents, 1861-1981

United States Cryptographic Patents, 1861-1981