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Spy codes and ciphers
Book
Spy codes and ciphers
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Discusses different methods of secret communications used by spies, such as Morse code, the Enigma machine, the Najavo language, and digital steganography, and includes career information.
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Title
Spy codes and ciphers
Call No
652 MIT
Authors
Mitchell, Susan K
Subjects
Cryptography.
Ciphers.
Espionage.
Spies.
Language
English
Published
Berkeley Heights, NJ : Enslow Pub., c2012.
Publication Desc
48 p. : ill. (chiefly col.) ;
ISBN
0766037096
LCCN
2010006176
Series
The secret world of spies
Dimensions
24 cm.