The Codebreakers – 1967 Hardcover by David Kahn – 1st Edition 2nd Printing HC/DJ
This activity book includes logic puzzles that make you think outside the box.
David Kahn
Seizing the Enigma: The Race to Break the German U-Boats Codes, 1939-1943 – GOOD
Seizing the Enigma: The Race to Break the German U-Boats Codes, 1939-1943 – GOOD Product Id:0395427398 Condition:USED_GOOD Notes:Item in good condition. Textbooks may not include supplemental items i.e. CDs, access codes etc…
Seizing the Enigma: The Race to Break the German U-Boats Codes, 1939-1943 – GOOD
Seizing the Enigma: The Race to Break the German U-Boats Codes, 1939-1943 – GOOD Product Id:0395427398 Condition:USED_GOOD Notes:Item in good condition. Textbooks may not include supplemental items i.e. CDs, access codes etc…