Fred B. Wrixon

About the Author

Fred B. Wrixon is an expert in codes, military history and espionage. He has written three books including Codes, 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.

By clicking ‘Sign Up,’ I acknowledge that I have read and agree to Hachette Book Group’s Privacy Policy and Terms of Use