Th 1

history of computers

By herbalerb

  • 2600 B.C

    tablets of supprak [sumer] show city-states with armies of 600-700, show that these were the first prfessional armies
  • next event

    next event

    sweden and russia sigh peace of stolbowa
  • vaccum pump

    vaccum pump

    first vaccum tubedeveloped in 1647 by Otto Van gurieke
  • first battery

    first battery

    a volitaic pile is developed as the first known battery

  • morse code

    samuel morse invents morse code

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