Codes, Ciphers, and Secret Languages

Front Cover
Bonanza Books, 1989 - Ciphers - 266 pages
Perfect for word lovers and puzzlers, this comprehensive, illustrated volume includes Indian sign language, Morse code, Jefferson's cipher wheel and more, presented in an informative and historical manner.

From inside the book

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Contents

Cryptanalysts Chamber
35
England
47
France
55
Copyright

17 other sections not shown

Common terms and phrases

Bibliographic information