The Cryptographic Mathematics of Enigma
Fort George G. Meade, Maryland: Center for Cryptologic History / NSA, 2006. 17p. booklet,5.5x8.5 inches, several black and white photos of Enigma's components, top corner of front wrap dog-eared else very good condition.
Cat.No: 157385
Price: $12.00
See all items by A. Ray Miller