History of Computer

5000 year ago - Abacus
1617 - Napier's bones developed by John Napier
1642 - Pascaline developed by Blaise Pascal
1671 - Pascaline update by Gottfried Wilhelm Leibniz
1801 - Jacquard Loom's developed by Joseph Jacquard
1822 - Difference Engine developed by Charles Babbage
1833 - Analytical Engine developed by Charles Babbage
1887 - Electro mechanical Punched Card Tabulating Machine developed by Herman Hollerith
1943 - MARK-I developed by Howard Aiken & IBM
1946 - Electronic Numerical Integrator and Calculator (ENIIAC) developed by John Mauchly and J. P. Eckert
1942 - Atanasoff Berry Computer (ABC) developed by John Vincent Atanasoff and Clifford Berry
1949 - Electronic Delay Storage Automatic Computer (EDSAC) developed by Maurice Wilkes
1951 - Universal Automatic Computer (UNIVAC) developed by John Mauchly and J. P. Eckert
1952 - Electronic Discrete Variable Automatic Computer (EDVAC) developed by John Mauchly and J. P. Eckert

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