Hi: My attention has just been drawn to a very interesting article about Colossus that appeared in the (UK) Daily Telegraph. An on line version can be found at the following (very long) URL: http://www.telegraph.co.uk:80/et?ac=003491733042247&rtmo=0ie2ibKq&atmo=tttttttd&pg=/et/00/9/7/ecfcol07.html The first few lines of text are attached below. Cheers Brian ===== Colossal code of silence broken The most important computer upgrade in history, one that enabled the Allies to "read the mind of Adolf Hitler'' before D-Day, is about to be revealed in detail after half a century of secrecy. This month, the Government Communications Headquarters at Cheltenham (GCHQ) will release to the Public Record Office, Kew, a 500-page technical report on Colossus, the forerunner of the postwar digital computer and the first practical application of of large-scale, program controlled computing. Many are familiar with Colossus but the report also contains the specifications for "Colossus II", an upgraded machine which began operation on June 1, 1944. ..... -- Dept. of Computing Science, University of Newcastle, Newcastle upon Tyne, NE1 7RU, UK EMAIL = [log in to unmask] PHONE = +44 191 222 7923 FAX = +44 191 222 8232 URL = http://www.cs.ncl.ac.uk/~brian.randell/ %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%