ULTRA GOES TO WAR
The First Account of World War II's Greatest Secret, Based on Official Documents
1978
First American Edition
McGraw-Hill Book Company [New York]
8vo (397 pages, 14 illustrations, appendix, notes, bibligraphy, index)
Hardcover [Black cloth]
Item Number: 4749
$55.00
Description
A very good copy, in an unclipped dust jacket that is edge-chipped, else fine.
The cracking of Enigma.