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Computer History


Blaise Pascal Mechanical Calculating device called Pascaline in 1942.
Gottfried Wilhelm von Leibniz Stepped Reckoner 1970
Charles Babbage Analytical Engine-calculating machine 1842
Herman Hollerith Tabulating machine 1890
John Atanasoff and Clifford Berrry Atanasoff-Berry Computer 1939
Mark 1 ASCC(Automatic Sequence Controlled Calculator) 1946
John Mauchly and J.Presper Eckert ENIAC 1946
Alan Turning The turning Machine(Enigma) late 30's and 40's
Jon von Neumann EDVAC(Electronic Discrete Variable Automatic Computer) 1947
William Shockley, John Bardeen, Walter Brittain Transistor 1947
Grace Murray Hopper COBOL(Common Business Oriented Language) 1960
Jacky Kilby 1st integrated circuit 1958
William Gates III Microsoft Corporation 1958
Paul Allen Microsoft Corporation 1958
Thomas Knoll and John Knoll Adobe Photoshop 1988
Peter Halacy, Adam Fisher,and Peter Arvai Prezi 2008
Created by: jackycastro1