CA1B-BH-AY

  • Abacus
    Jan 1, 1200

    Abacus

    World's first computer using beads
  • Period: Jan 1, 1200 to

    Computer History

  • Pascaline

    Pascaline

    World's first mechanical calculator
  • Admiral Grace Murrary Hopper

    Admiral Grace Murrary Hopper

    First computer language system
  • Punch Card

    Punch Card

    The world's first punch card.
  • Augusta Ada

    Augusta Ada

    World's first computer programmer
  • Arithmometer

    Arithmometer

    The first successful calculator
  • Charles Babbage

    Charles Babbage

    The Analytical Engine
  • Herman Hollerith

    Herman Hollerith

    Founder of IBM
  • Alan Turning

    Alan Turning

    Made the Ultra
  • John Van Neumann

    John Van Neumann

    Invented the "bit"