Bletchley Park Museum : Lorenz Cipher Machine
Descriptions of the Lorenz cipher machine and the Colossus computer built to crack the code. Information on the rebuild of a working Colossus.
Colossal contribution to the war effort
Guardian article on the Bletchley Park computer museum, and the projct to rebuild the Colossus computer.
How a Computer saved the world
Article from the American Computer Science Association about the history of Colossus (and IBM's involvement in WWII).
IEEE Computer Society: Colossus
Brief description and photos.
Nationmaster Encyclopedia: Colossus computer
The purpose, origins, and design of the world's first programmable digital electronic computer.
Project X: The Colossus Rebuild Project.
Brief description and photo.
Take a Tour of Bletchley Park
Information and photos on the Colossus rebuild project at Bletchley Park.