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      Codes, Ciphers and Secret Writing

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      Firm sale: non returnable item
      SKU 9780486247618 Categories ,
      Select Guide Rating
      Cipher and decipher codes: transposition and polyalphabetical ciphers, famous codes, typewriter and telephone codes, codes that use playing cards, knots, and swizzle sticks . . . even invisible writing and sending messages through space. 45 diagrams.
      "A fascinating, challen...

      £5.99

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      Description

      Product ID:9780486247618
      Product Form:Paperback / softback
      Country of Manufacture:US
      Series:Dover Children's Activity Books
      Title:Codes, Ciphers and Secret Writing
      Authors:Author: Martin Gardner
      Page Count:96
      Subjects:Linguistics, linguistics
      Description:Select Guide Rating
      Cipher and decipher codes: transposition and polyalphabetical ciphers, famous codes, typewriter and telephone codes, codes that use playing cards, knots, and swizzle sticks . . . even invisible writing and sending messages through space. 45 diagrams.
      "A fascinating, challenging book." — A. L. A. Booklist. Experiment with cryptography — the science of secret writing. Cipher and decipher codes: transposition and polyalphabetical ciphers, famous codes, typewriter and telephone codes, codes that use playing cards, knots, and swizzle sticks...even invisible writing and sending messages through outer space. Hours of intrigue and challenge. 45 diagrams.
      Imprint Name:Dover Publications Inc.
      Publisher Name:Dover Publications Inc.
      Country of Publication:GB
      Publishing Date:2003-03-28

      Additional information

      Weight128 g
      Dimensions216 × 137 × 6 mm