SCAVENGER HUNT By cbparsons Jan 1, 1113 abacus Jan 31, 1801 holes in card Jan 31, 1933 von Neumann architecture Jan 1, 1945 Hiigh-level programming language Jan 1, 1947 ENIAC Jan 31, 1951 UNIVAC Jan 1, 1965 THE Analytical machine Jan 1, 1970 UNIX Jan 1, 1975 Windows Jan 1, 1975 altair Jan 1, 1975 CRAY-1 Jan 1, 1976 Apple Jan 1, 1979 First electronics spreadsheet Jan 1, 1981 PC Jan 1, 1984 macintosh