The American Black Chamber

Front Cover
Bobbs-Merrill, 1931 - Cryptography - 375 pages
The history and work of the Cryptographic Bureau, officially known as section 8 of the U.S. War Dept. Military Intelligence Division (MI-8).

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User Review  - kaki5231 - LibraryThing

The first ultimate :tell-all" book. The author was responsible for breaking thje Japanese code during the Naval Negotiations of 1922. He ended writing a book on the subject of codebreaking which led him to be "black-balled" in WWII. Read full review

Contents

II
37
III
55
IV
77
Copyright

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