Search Results - Wrixon, Fred B.

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  1. 1
    Codes and ciphers

    Codes and ciphers by Wrixon, Fred B

    Published 1992
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  2. 2
    Codes, ciphers & other cryptic & clandestine communication making and breaking secret messages from hieroglyphs to the Internet

    Codes, ciphers & other cryptic & clandestine communication making and breaking secret messages from hieroglyphs to the Internet by Wrixon, Fred B.

    Published 2005
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