History of Computers

By leah coldcutt
  • 2600 B.C.

    2600 B.C.

    The abacus was invented in 2600 B.C.
  • 1617

    1617

    John Napier invented a thing called Napier Bones that allowed you to multiply by adding and divide by subtracting
  • 1647

    1647

    A barometer was invented in 1647.
  • 1801

    1801

    The power loom was invented in 1801
  • 1834

    1834

    In 1834 refridgeration was inventd