Description
Thorough, systematic introduction to serious cryptography, especially strong in modern forms of cipher solution used by experts. Nihilist, grille, U. S. Army, key-phrase, multiple-alphabet, Gronsfeld, Porta, Beaufort, periodic ciphers and more. Simple and advanced methods. 166 specimens to solve with solutions.

Author: Gaines

VAT: No

Minimum Order Quantity: 0

Delivery:  Usually ships in 28 days. Import title.    

All UK orders are POST FREE!

All prices shown include applicable taxes.