The history of codes and ciphers in the United States prior to World War I:
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Bibliographic Details
Other Authors: Barker, Wayne G. (Editor)
Format: Book
Language:English
Published: Laguna Hills, California Aegean Park Press [1978]
Series:A cryptographic series [20]
Subjects:
Physical Description:159 Seiten Illustrationen
ISBN:0894120263

There is no print copy available.

Interlibrary loan Place Request Caution: Not in THWS collection!