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The IBM 1130 Computing System, introduced in 1965, was IBM's most "personal" system to date. This site celebrates and documents that system.
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Summary of Columbia University's dense, more than 50-year-long history of academic use of IBM systems. Includes links to descriptions of most of the systems they have used.
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Homage to the venerable IBM 1620 computer.
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A condensed history of IBM mainframes and their operating systems from System/360 through System/390.
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A description of the first superscalar computer system - the IBM ACS project in the 1960s.
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Includes a Search facility. Catalog link then Products and Services includes information on and pictures of many historical pieces of mainframe hardware.
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A brief description of the hardware parallelism of the IBM Stretch computer (also known as the IBM 7030).
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Description of the resurrection of an abandoned IBM system 360 model 30 mainframe computer, stored in a warehouse, into a working machine, by a group of enthusiasts.