num_pages: 117
description: With 3 1/2 " diskette of computer programs for deciphering secret messages plus cracking programs for Revolutionary War Dictionary Code, Civil War Transposition Code and the Checkerboard Cipher. Also SIGABA and KL-7 Cipher machine simulator programs.
language: English
title: Secret Code Breaker III: A Cryptanalyst's Handbook
titlecomplete: Secret Code Breaker III: A Cryptanalyst's Handbook (Codebreaker Series, Number 3)
ratings_count: 3
publisher: Smith & Daniel Marketing