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Timeline

By: Brandy Coulter. Timeline. 450. Chinese invent printing by inking carved wood blocks. Example:. 776 BC. Homing pigeons carry messages about the Olympics for Ancient Greeks. Example:. 3500 BC. Sumerians record pictographs representing words on clay tablets. Example:. 1792.

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Timeline

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  1. By: Brandy Coulter Timeline

  2. 450 • Chinese invent printing by inking carved wood blocks. • Example:

  3. 776 BC • Homing pigeons carry messages about the Olympics for Ancient Greeks. • Example:

  4. 3500 BC • Sumerians record pictographs representing words on clay tablets. • Example:

  5. 1792 • Mechanical semaphore is invented in France.

  6. 1876 • Alexander Graham Bell invents the telephone transmitting the sound of the voice clearly over electrical wires.

  7. 1877 • Thomas Edison invents the phonograph a device to record sound on a wax cylinder.

  8. 1884 • First long distance phone calls are made.

  9. 1924 • Pictures are first transmitted over telephone lines.

  10. 1928 • Very first few homes get television sets to watch broadcast programs.

  11. 1972 • The first e-mail messages are sent.

  12. 1979 • The first emoticon is used in an E-mail message.

  13. 1982 • The first cell phones are available for sale.

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