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HISTORICAL TIMELINE
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12 C. AD
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The Chinese perfected the first device made especially for calculating. It was called the abacus . Eighteen year Blaise Pascal designed a counting machine with gears. It was called La Pascaline.
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The History of Computing
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1642 1834
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Charles Babbage developed the first steam-powered, geardriven machine designed to calculate math problems. Herman Hollerith invented the first electronic calculator or tabulator to tabulate the 1890 census.
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1886 1930 1944 1946 Late 1950s
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Vannevar Bush introduced the first electronic "computer,"
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IBM built Howard Aiken's design for a digital computer.
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The ENIAC was the first general-purpose electronic computer developed by John Mauchly and John Eckert. Transistors contain electronic circuits, but they also have silicon that allows transistors to conduct electricity faster.
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The first microprocessor, called the Intel 4004, was developed by the Intel Corporation in 1971. The first microcomputer, called the Altair 8800, was introduced in 1974.
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