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    Codes, Ciphers and Secret Writing by Martin Gardner (English) Paperback Book

    • Item No : 388572536624
    • Condition : Brand New
    • Brand : No brand Info
    • Seller : the_nile_uk_store
    • Current Bid : US $14.23

    • * Item Description

    • "A fascinating, challenging book.". Cipher and decipher codes used by spies. Explore the famous codes that changed the fate of nations and political leaders. the science of secret writing. Beginning with simple letter substitutions and transposition ciphers, world-famous science writer Martin Gardner explains how to break complicated polyalphabetical ciphers and codes worked with grids, squares, triangles, and charts.
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