the history of computers By janaelashell Dec 24, 1871 the analytical machine,1871 https://en.wikipedia.org/wiki/Analytical_Engine Feb 15, 1943 ENIAC, 1943 https://en.wikipedia.org/wiki/ENIAC Dec 24, 1943 ENIAC, 1943 https://en.wikipedia.org/wiki/ENIAC Dec 24, 1945 von Neumann architecture,1945 https://en.wikipedia.org/wiki/Von_Neumann_architecture Dec 24, 1945 von Neumann architecture,1945 Dec 24, 1951 UNIVAC,1951 https://en.wikipedia.org/wiki/UNIVAC_I Dec 24, 1957 high-level programming language,1957 http://www.historyofinformation.com/expanded.php?id=968 Dec 24, 1957 high-level programming language,1957 http://www.historyofinformation.com/expanded.php?id=968 Dec 24, 1971 UNIX operating system,1971 http://www.catb.org/esr/writings/taoup/html/ch02s01.html Dec 24, 1971 the analytical machine,187 https://en.wikipedia.org/wiki/Analytical_Engine Dec 24, 1972 CRAY-1.1972 Dec 24, 1975 Altair, 1975 https://en.wikipedia.org/wiki/Altair_8800 Dec 24, 1975 PC,1975 https://en.wikipedia.org/wiki/IBM_5100 Dec 24, 1978 UNIX operating system,1971 http://www.catb.org/esr/writings/taoup/html/ch02s01.html Dec 24, 1978 UNIVAC,1951 https://en.wikipedia.org/wiki/UNIVAC_I