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Great Moments in Communications

Great Moments in Communications. Tamera I. Daisjah S. 1450. Johann Gutenberg: Invented A printing press using movable metal type. 1792. Mechanical semaphore is invented in France. 1972. The first E-mail messages are sent. 1924. Pictures are first transmitted over telephone lines. 1990.

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Great Moments in Communications

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  1. Great Moments in Communications Tamera I. Daisjah S.

  2. 1450 • Johann Gutenberg: • Invented A printing press using movable metal type.

  3. 1792 • Mechanical semaphore is invented in France.

  4. 1972 • The first E-mail messages are sent.

  5. 1924 • Pictures are first transmitted over telephone lines.

  6. 1990 • Tim Berners-Lee invents the world wide web.

  7. 45,000 BC • Neanderthal man carves a picture on a woolly mammoth tooth.

  8. 3500 BC Sumerians record pictographs representing words on clay tablets.

  9. 1963 • First communications satellite is launched ,allowing worldwide live broadcast of the 1964 Olympics.

  10. 1877 • Thomas Edison invents the phonograph, a device to record sound on a wax cylinder.

  11. 1975 • The personal computer, both small and powerful, is invented.

  12. 450 • Chinese printing by inking carved wood blocks.

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