Now in paperback, this is the last untold story of BletchleyPark. Using recently declassified information, Paul Gannon has written a gripping account of the invention of the world's first true computer, Colossus.
Paul Gannon writes on all aspects of information and communications technology.
Paul Gannon has revealed a previously untold story . . . [Colossus]
tells of the heroic efforts of the inventors and mathematicians
[who] received no recognition for decades . . . Gannon sets the
record straight.
*The Times*
Seeks to restore Colossus to its rightful place in the history of
computing... read Gannon to feel the collective power of human
minds harnessed to the cause of defending our freedom.
*Guardian*
Masterly in its breadth and sweep . . . Gannon's account of wartime
interception and encryption is deeply researched . . . I commend
the book to both the professional and the general reader.
*Spectator*
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