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This book titled "Six Unsolved Ciphers: Inside the Mysterious Codes That Have Confounded the World's Greatest Cryptographers" by Richard Belfield is a fascinating read for those interested in communication studies and military/war conflicts. The book, published by Ulysses Press in 2007, is a 312-page textbook that explores the history of cryptography and the challenges it presents. The book is written in English and is perfect for those interested in the subject areas of language arts and disciplines, history, and military/war conflicts. It has a length of 8.5 inches, a height of 0.7 inches, and a width of 5.6 inches. The book weighs 13.5 ounces and is in the format of a textbook.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.