Computer History

By PiperS
  • 1940 - The Complex Number Calculator (CNC)

    1940 - The Complex Number Calculator (CNC)

    Designed by George Stibitz -
    Remote access computing
  • 1941 - Bombe

    1941 - Bombe

    Pioneered by Alan Turning & Harold Keen -
    Built to decrypt Nazi military communications during WW2
  • 1942 - Atanasoff-Berry Computer (ABC)

    1942 - Atanasoff-Berry Computer (ABC)

    Designed and built by John Vincent Antanasoff and Clifford Berry-
    Early digital computer
  • 1944 - Colossus Operational

    1944 - Colossus Operational

    Designed by Tommy Flowers-
    Designed to break complex Lorenz ciphers that were used by the Nazi in WW2
  • 1948 - First Computer Program to Run on a Computer

    1948 - First Computer Program to Run on a Computer

    The first program consisted of 17 instructions and was written by Tom Kilburn