Secret Decoder Cypher Wheel

Museum of the American Revolution Verified independent store

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During the American War of Independence, secret intelligence was vital to victory. George Washington's spy networks used advanced encryption methods to protect sensitive communicat ions from prying eyes. Thomas Jefferson devised the wheel cypher in the 1790s — an ingenious tool for encoding and decoding secret messages when mail could not be trusted. This wooden cypher wheel lets you experience history firsthand. Rotate the 12 wheels to spell out a secret message. Includes "How to Use" instructions. Meets CPSIA safety standards. Show more