Physical description; ix, 326 pages : illustrations, maps ; 24 cm. Subjects; Welchman, Gordon. Great Britain. Government Communications Headquarters - History. World War, 1939-1945 - Cryptography.
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Destinations, frais et délaisVendeur : ThriftBooks-Dallas, Dallas, TX, Etats-Unis
Hardcover. Etat : Good. No Jacket. Former library book; Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less 1.35. N° de réf. du vendeur G0070691800I3N10
Quantité disponible : 1 disponible(s)
Vendeur : ThriftBooks-Dallas, Dallas, TX, Etats-Unis
Hardcover. Etat : Good. No Jacket. Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less 1.35. N° de réf. du vendeur G0070691800I3N00
Quantité disponible : 1 disponible(s)
Vendeur : Toscana Books, AUSTIN, TX, Etats-Unis
Hardcover. Etat : new. Excellent Condition.Excels in customer satisfaction, prompt replies, and quality checks. N° de réf. du vendeur Scanned0070691800
Quantité disponible : 1 disponible(s)
Vendeur : RareNonFiction, IOBA, Ladysmith, BC, Canada
Hardcover. Etat : Good. Etat de la jaquette : Good. First Edition. "Now, for the first time, the insider's view of the Enigma story and other clandestine operations is revealed by Gordon Welchman, a top British mathematician who was largely responsible for the crucial achievements at Bletchley Park in the first months of WWII. Goes beyond Bletchley to show how the lessons learned from Germany's errors in using the Enigma codes can - and must - be applied to the use of military communications today." - dust jacket. First printing. ix, 326 pp. Index. Bibliography. Black and white reproductions of photos. Diagrams. Tight and unmarked with moderate wear. Faint erasure inside back board. Light foxing to edges. Average wear to complete dust jacket now in glossy new archival-grade protection. A sound example of this epic cryptographic chronicle. Enser p.75.; 8vo - over 7¾" - 9¾" tall; World War 1939-1945 - cryptography, Secret Service - Great Britain, Personal Narratives, Codes and Ciphers, ultra, Enigma, Gordon Welchman, Charles Babbage, Dennis Babbage, Bletchley Park, Guderian, Scherbius Enigma, Steckerboard, Herivel Square, Turing B. N° de réf. du vendeur 337j1694
Quantité disponible : 1 disponible(s)