“The Code-Breakers” David Kahn Scribner 1996
By David Kahn. Published by Scribner. The Code-Breakers. The Comprehensive History of Secret Communication. One Flaw. Small Crease to the Top Front Board (Photo 5).
By David Kahn. Published by Scribner. The Code-Breakers. The Comprehensive History of Secret Communication. One Flaw. Small Crease to the Top Front Board (Photo 5).