Learn about the fascinating world of codes - from deciphering ancient hieroglyphics to the cipher machines used in wartime and the computer cryptology for encoding financial transactions. The making and breaking of codes has shaped history: every chapter of this book is a dramatic story with thrilling narratives and detailed descriptions of code development.
Fred B. Wrixon is an expert in codes, military history and espionage. He has written three books includingCodes, Ciphers and Secret Languages, Codes and Ciphers and 2440 Questions and Answers. He often spends his free time exchanging code deciphering puzzles with friends. He lives in the Ohio River Valley.