Communication Timeline

By barbierog

  • 900

    900
    byzantine ship captains use colored flag
    they uesd colored flags to talk to other people on the ships.

  • 1975 the personal computer both amall and powerful is invented

    1975 the personal computer both amall and powerful is invented
    the personal computer both small and powerful is invented

  • 450 chineses invent printing by inking carved wood blacks

    450 chineses invent printing by inking carved wood blacks
    450 chineses invent printing by inking carved wood blacks

  • ariyana was born>~

    ariyana was born>~
    -she is kute
    -always on her game
    -always classy