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Titolo |
Cryptomenysis patefacta, or, The art of secret information disclosed without a key [[electronic resource] ] : containing, plain and demonstrative rules, for decyphering all manner of secret writing with exact methods, for resolving secret intimations by signs or gestures, or in speech : as also an inquiry into the secret ways of conveying written messages, and the several mysterious proposals for secret information, mentioned by Trithemius, &c. / / by J. F |
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