Take a photo of a barcode or cover

322 pages • first pub 2018 (view editions) user-added
ISBN/UID: B07P2DZ8MB
Format: Digital
Language: English
Publisher: The History Press
Edition Pub Date: 03 September 2018
Description
December, 1932: In the bathroom of a Belgian hotel, a French spymaster photographs secret documents – operating instructions of the cipher machine, Enigma. A few weeks later a mathematician in Warsaw begins to decipher the coded communications of ...
Community Reviews
Content Warnings

322 pages • first pub 2018 (view editions) user-added
ISBN/UID: B07P2DZ8MB
Format: Digital
Language: English
Publisher: The History Press
Edition Pub Date: 03 September 2018
Description
December, 1932: In the bathroom of a Belgian hotel, a French spymaster photographs secret documents – operating instructions of the cipher machine, Enigma. A few weeks later a mathematician in Warsaw begins to decipher the coded communications of ...