The Mammoth Book of Secret Codes and Cryptograms: Over 600 Mystery Codes to Be Cracked!
Full Title: | The Mammoth Book of Secret Codes and Cryptograms: Over 600 Mystery Codes to Be Cracked! |
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ISBN: | 0786717262 |
ISBN13: | 9780786717262 |
List Price: | USD $12.14 |
Authors: |
Elonka Dunin |