51. The Emperors Codes: Bletchley Parks role in breaking Japans secret cyphers
by Michael Smith 
Price: USD 4.33
Dealer: AbebooksUK, Greener Books
Description: ISBN10: 1906447128, ISBN13: 9781906447120, [publisher: Biteback Publishing] Softcover **SHIPPED FROM UK** We believe you will be completely satisfied with our quick and reliable service. All orders are dispatched as swiftly as possible! Buy with confidence! Greener Books. [London, United Kingdom] [Publication Year: 2010]