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Hindu-Malayan empires write legal documents on copper plate scrolls, and write other documents on more perishable media
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Paper is introduced to the Muslim world after the Battle of Talas
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The Chinese develop wooden block movable type printing
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Johannes Gutenberg finishes a printing press with metal movable type
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Ships on Ferdinand Magellan's voyage signal to each other by firing cannon and raising flags.
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Claude Chappe establishes the first long- distance semaphore telegraph line
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Joseph Henry proposes and builds an electric telegraph
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Samuel Morse develops the Morse code
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Samuel Morse builds the first long distance electric telegraph line
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1844 Charles Fenerty produces paper from a wood pulp, eliminating rag paper which was in limited supply
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1849 Associated Press organizes Nova Scotia pony express to carry latest European news for New York newspapers
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1876 Alexander Graham Bell and Thomas A. Watson exhibit an electric telephone in Boston
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1877 Thomas Edison patents the phonograph
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1889 Almon Strowger patents the direct dial telephone
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1901 Guglielmo Marcon
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1992 Neil Papworth sends the first SMS (or text message).
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Tsai Lun invents paper