Cryptograms and Spygrams
Book Details
Author(s)Norma Gleason
PublisherDover Publications
ISBN / ASIN0486240363
ISBN-139780486240367
MarketplaceFrance 🇫🇷
Description
Over 100 cryptogrammatic puzzles, from simple Caesar ciphers to Null ciphers, Nihilist Transpositions, etc. Solutions.

