Rebuilding the oldest working computer in the world

Witch takes shape

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Witch takes shape Source: The National Museum of Computing

Witch takes shape

David Hartley at the Witch restoration project in The National Museum of Computing at Bletchley Park

 

Witch was used between 1951 until 1957 at the Atomic Energy Reserach Establishment to perform calculations. The machine has been loaned to The National Museum of Computing at Bletchley Park, where it is to be restored to working order as a Computer Conservation Society project.

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