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Provides the history behind codes and ciphers as used in spying and explains how readers themselves can make and use their own secret codes.
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Subjects
Ciphers, Cryptography, Juvenile literatureEdition | Availability |
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1
Codes & ciphers: hundreds of unusual and secret ways to send messages
1993, Betterway Books
in English
- 1st ed.
155870292X 9781558702929
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Book Details
Edition Notes
Includes bibliographical references (p. 105) and index.
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The Physical Object
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History
- Created April 1, 2008
- 4 revisions
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November 15, 2020 | Edited by MARC Bot | import existing book |
April 16, 2010 | Edited by bgimpertBot | Added goodreads ID. |
December 12, 2009 | Edited by WorkBot | link works |
April 1, 2008 | Created by an anonymous user | Imported from Scriblio MARC record |