The code & cipher book
By: by Jane Sarnoff and Reynold Ruffins.
Contributors: Ruffins, Reynold, joint author.
Publisher: Scribner
Published: 1975
Place of publication: New York
Language: eng
Number of pages: 37
Subjects: Cryptography -- Juvenile literature.; Ciphers.
Description: Text and illustrations introduce various codes and ciphers and give examples of their use throughout history.