Cryptograms and Spygrams

by Norma Gleason

Over 100 cryptogrammatic puzzles, from simple Caesar ciphers to Null ciphers, Nihilist Transpositions, etc. Solutions. This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 0486240363
• ISBN13: 9780486240367
• Release Date: July 1981
• Publisher: Dover Publications
• Length: 112 Pages
• Weight: 0.35 lbs.
• Dimensions: 0.3" x 5.4" x 8.4"