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August 1, 2025
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feb 1, 1944 - Harvard Mark 1

Description:

Harvard Mark 1 is completed

Harvard Mark 1 is completed
Conceived by Harvard physics professor Howard Aiken, and designed and built by IBM, the Harvard Mark 1 is a room-sized, relay-based calculator. The machine had a fifty-foot long camshaft running the length of machine that synchronized the machine’s thousands of component parts and used 3,500 relays. The Mark 1 produced mathematical tables but was soon superseded by electronic stored-program computers.

Added to timeline:

Date:

feb 1, 1944
Now
~ 81 years ago

Images: