Codes & ciphers a hundreds of unusual and secret ways to send messages
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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| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
Cincinnati
Betterway Books
1993
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| Subjects: | |
| Online Access: | Click Here to View Status and Holdings. |
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Add Tag | Summary: | 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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| Physical Description: | 128 pages |
| ISBN: | 9781558702929 |
Codes, ciphers & other cryptic & clandestine communication making and breaking secret messages from hieroglyphs to the Internet