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Bletchley Park Museum : Lorenz Cipher Machine - http://www.codesandciphers.org.uk/lorenz/index.htm
Descriptions of the Lorenz cipher machine and the Colossus computer built to crack the code. Information on the rebuild of a working Colossus. |
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Colossus at Bletchley Park - http://www.picotech.com/applications/colossus.html
History and photos. |
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How a Computer saved the world - http://www.acsa.net/a_computer_saved_the_world.htm
Article from the American Computer Science Association about the history of Colossus (and IBM's involvement in WWII). |
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Take a Tour of Bletchley Park - http://www.lightstraw.co.uk/bletchley/tour.html
Information and photos on the Colossus rebuild project at Bletchley Park. |
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Nationmaster Encyclopedia: Colossus computer - http://www.nationmaster.com/encyclopedia/Colossus-computer
The purpose, origins, and design of the world's first programmable digital electronic computer. |