Colossus and other vintage computers from The National Museum of Computing

by Bill Detwiler  |  August 20, 2010, 11:45am PDT  |  Image 1 of 83

Colossus

Built by engineer Tommy Flowers in 1943, the Colossus computer was the first digital, programmable, and electronic computing device. The machine was used by British code breakers during World War II to help decipher messages encrypted with the German Lorenz SZ40/42 machine.

In 1993, Tony Sale started the Colossus Rebuild Project and in 1994 a team led by Sale began to recreate the massive machine at The National Museum of Computing at Bletchley Park in the UK. On June 6th, 1996, the recreated Colossus was first switched on and by 2007 a fully functional replica of the Colossus Mark 2 was completed.

Andy Taylor, a systems analyst and retro computer enthusiast in the UK, visited the museum in March 2010 and took these photos.

Many thanks to Andy for allowing TechRepublic to republish these photos. For more information on Andy's collection of vintage computers, check out his website Retro Computers or his Flickr photostream.

Photo by Andy Taylor

Colossus - Image 1 of 83

Bill Detwiler

About Bill Detwiler

Bill Detwiler is Head Technology Editor of TechRepublic. Previously, he worked as a Support Tech and IT Manager in the social research and energy industries.

Bill Detwiler

Bill Detwiler
Bill Detwiler is Head Technology Editor for TechRepublic. Previously he worked as a Technical Support Associate and Information Technology Manager in the social research and energy industries. Bill is a Microsoft Certified Professional with experience in Windows administration, data management, desktop support, and system security.

Bill Detwiler

Bill Detwiler
Bill Detwiler has nothing to disclose. He doesn't hold investments in the technology companies he covers.
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