Image: ColossusRebuild 11
Description: In 1994, a team led by Tony Sale began a reconstruction of a Colossus at en:Bletchley Park. Here, in 2006, Tony supervises the breaking of an enciphered message with the completed machine.
Title: ColossusRebuild 11
Credit: Photograph taken by myself. Own work Transferred from en.wikipedia to Commons.
Author: MaltaGC at English Wikipedia
Usage Terms: Creative Commons Attribution-Share Alike 3.0
License Link: http://creativecommons.org/licenses/by-sa/3.0/
Attribution Required?: Yes