Unicorn torture part three

Mar15
by on March 15, 2010 at 11:07 am
Chapter:

On Saturday I met and had a chat with a chap who worked at Bletchley Park during WWII. He was one of the small team who built the first ever computers using 80 valves, and he helped build Collosus Mk[…]↓ Read the rest of this entry…

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