The code book : the secret history of codes and code-breaking cryptography
Title:
The code book : the secret history of codes and code-breaking cryptography
Author:
Singh, Simon, author.
ISBN:
9781857028898
Personal Author:
Physical Description:
400 pages : illustrations ; 20 cm.
General Note:
Originally published: 1999.
Local Note:
ORDER 2002
Holds: Copies: