CUMMUNICATION TIMELINE

By Anessa Ho
  • Nov 7, 1546

    drawing & writing

    Drawing and writing was invented in about 1546.
  • Period: Nov 9, 1546 to

    Timespan

  • sign language

    sign language

    People invented sign language in the year 1620

  • Letters(1653)

  • Morse code(1791-1872)

  • Phone(1870

  • computer(1937

  • email(1978)

  • Social networks ( Skype, Facebook, Twitter, Facetime etc) (2003)

  • Laptop (16 Jan 2005

  • iphone

    iphone

    The first iphone was invented in 2007

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