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Presidential Doodles

Presidential Doodles
Presidential Doodles
Presidential Doodles
Presidential Doodles
Presidential Doodles
Presidential Doodles
Presidential Doodles
Presidential Doodles
Presidential Doodles
Presidential Doodles
Presidential Doodles
Presidential Doodles
Thomas Jefferson invented a code to be used with a decoding device so as to avoid detection by enemies. Later, he invented these more user-friendly symbols. (Basic Books)
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