IBM 650

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Technicians install and service an IBM 650 computer system in the mid-1950s.

IBM 650

computer

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The Information Architects of Encyclopaedia Britannica

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computer
The age of Big Iron
The IBM 650, delivered at the end of 1954 for colleges and businesses, was a decimal implementation of the IAS design. With this low-cost magnetic drum computer, which sold for about $200,000 apiece (compared with about $1,000,000 for the scientific model, the IBM 701), IBM had…
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The IBM 650, delivered at the end of 1954 for colleges and businesses, was a decimal implementation of the IAS design. With this low-cost magnetic drum computer, which sold for about $200,000 apiece (compared with about $1,000,000 for the scientific model, the IBM 701), IBM had…
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Evelyn Granville
…later in FORTRAN for the IBM 650, which was the first computer intended for use in businesses, and the IBM 704. In 1957 she joined IBM’s Vanguard Computing Center in Washington, D.C., where she wrote computer programs that tracked orbits for the uncrewed Vanguard satellite and the crewed Mercury spacecraft.…
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…later in FORTRAN for the IBM 650, which was the first computer intended for use in businesses, and the IBM 704. In 1957 she joined IBM’s Vanguard Computing Center in Washington, D.C., where she wrote computer programs that tracked orbits for the uncrewed Vanguard satellite and the crewed Mercury spacecraft.…
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