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Mysterious Messages A History of Codes and Ciphers
Mysterious Messages A History of Codes and Ciphers Author:Gary Blackwood Spies, Intrigue, and Mysterious messages: they have changed the course of history. Now there is a manual to hone the skills of tomorrow's agents. Uncover the encrypted notes of Spartan warriors, ciphers of the Italian Princes, ruthless code-crackers of Elizabeth I, communiques from the American Revolution, and spy books of the Civil War. Here... more » are the devilish Enigma machine, the honored Navajo Code Talkers, and many more.
Packed with history's most dangerous secrets and ciphers that readers can use themselves, this journey through the past's best-and most disastrous- codes and ciphers is a young spy's essential training in espionage.« less