Secret Decoder Ring - Secret Window Cipher (Retroworks Decoder Ring Series)
A modern version of an American classic - the Secret Decoder Ring! This one can be worn on the finger. The top band rotates, revealing numbers above each letter. Encode your message by substituting the number above each letter in your message. Only someone with another ring can decipher your secret note. 3-18-4-4 7-4-8-2-3-6 4-3!!!!
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