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Jahannes Gutenberg invented the Printing Press and used it 'till the 20th century.is a device for applying pressure to an inked surface resting upon a print medium thereby transferring the ink.
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America First Newspaper ,Publick Occurrences both foreign and domestic is published in Boston .
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Builds the first printing press made on american grounds.
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Horace Greely issues the first edition of the New York Tribune.
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The first commercial exhaustion of motion pictures given in New York using 10 kinetoscopes.
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Radio Station KDKA in Pittsburg.
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craigslist lost 5 billion dollars when craigslist did classified newspaper revenues