William F. Friedman NSA Archive - Army Extension Courses, Advanced Military Cryptography Special Text No. 166, 1935 Edition (2 Copies) and 1943 Edition

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Files W.F.F. Archive Publications Army Extension Courses, Advanced Military Cryptography Special Text No. 166, 1935 Edition (2 Copies) and 1943 Edition

Army Extension Course, Special Text No. 166, Advanced Military Cryptography; Second (1943) Edition

Document A64691

4.77 MiB

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Army Extension Courses, Special Text No. 166, Advanced Military Cryptography; 1935 Edition

Document A64689

4.96 MiB

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Army Extension Courses, Special Text No. 166, Advanced Military Cryptography; Edition 1943 (Revision of 1935)

Document A64690

5.24 MiB

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