Secret and Urgent - The Story of Codes and Ciphers (Paperback) (ISBN-13: 9781447456100)

Many of the earliest books, particularly those dating back to the 1900s and before, are now extremely scarce and increasingly expensive. We are republishing these classic works in affordable, high quality, modern editions, using the original text and artwork.

Author: Anon
ISBN-10: 1447456106
ISBN-13: 9781447456100
Publisher: McMaster Press
Language: English
Published: 05/24/2012
Pages: 282
Format: Paperback
Weight: 0.79lbs
Size: 8.50h x 5.50w x 0.64d