United States Diplomatic Codes and Ciphers, 1775-1938 by

United States Diplomatic Codes and Ciphers, 1775-1938

660 pages missing pub info (editions)

nonfiction business economics history medium-paced
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United States Diplomatic Codes and Ciphers, 1775-1938 is the first basic reference work on American diplomatic cryptography. Weber's research in national and private archives in the Americas and Europe has uncovered more than one hundred codes and...

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