On computable numbers, with an application to the Entscheidungsproblem (31 jul 12)
Bletchley Park
Turing's paper which led to the invention of computers
The huts where Turing worked
A working 'Bombe' - the machine which cracked the Enigma code
A miniature version of the 'Bombe'
Colossus, the first computer, rebuilt
Colossus, the first computer, rebuilt
Colossus, the first computer, rebuilt
Colossus, the first computer, rebuilt
Colossus, the first computer, rebuilt
Five-bit paper tape in the Colossus
Colossus's optical tape reader
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