POPULAREncode and decode secret messages with this highly-rated, laser-engraved wooden encryption
POPULAR Encode and decode secret messages with this highly-rated, laser-engraved wooden encryption machine by Creative Crafthouse: Mexican Army Cipher Disks. It was “state of the art during the time of conflict between Mexico and the USA shortly before World War I. It uses 5 disks that convert letters into 2 digit numbers based on a key that is used to initially set the wheels.” Comes with instructions. Note: Don’t confuse it with another one of our favorite recommendations: The Safecracker 40 Puzzle and the Safecracker 50 Puzzle. Buy this tool -- source link
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