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  3. Ebooks

  4. Spy Codes and Ciphers

EBOOK

Spy Codes and Ciphers

Susan K. MitchellSeries: Secret World of Spies
4
(3)
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Pages
48
Year
2012
Language
English
Publisher
Enslow Publishing, LLC

About

Can flashing lights send out a secret message? Did a famous spy use sketches of butterflies to hide messages? Can a digital photo hide a secret code? For centuries, spies have used many different ways to pass secret information. Codes and ciphers keep information safe from the enemy. Author Susan K. Mitchell uncovers the secrets to the amazing world of spy codes and ciphers.

Related Subjects

  • Law & Crime
  • Juvenile Nonfiction
  • Europe
  • History
  • General
  • United States

Extended Details

  • SeriesSecret World of Spies

    Artists

    Susan K. MitchellAuthor

    Similar Artists

    • Martin Gardner