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Colorado is admitted to the Union, the 38th state
The first photograph of the solar spectrum is taken by John William Draper, a physicist and astronomer at New York University
A mimeograph device is invented by Thomas A. Edison in his laboratory at Menlo Park, NJ. It is probably the first practical duplicating machine.
Central Park is completed in New York City
The Dewey Decimal System of classification of library books is originated by Melvil Dewey
The Philadelphia Mummers' parade is organized in celebration of the centennial
A prohibition amendment to the Constitution is introduced for the first time
Alexander Graham Bell patents the telephone
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1876
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Rutherford B. Hayes is inaugurated President of the United States
Root beer appears on the market, produced & distributed by Charles Elmer Hires
The first interconnection of lines by a telephone switchboard is made in Boston
The Society of American Artists is founded by Augustus Saint-Gaudens, Wyatt Eaton, Walter Shirlaw, and Miss Helena De Kay
The first successful Sunday edition of a daily newspaper is published by the Philadelphia Times
Thomas A. Edison completes his phonograph. He files for a patent for the device on Dec. 15.
Tchaikovsky composes Swan Lake
Russo-Turkish war begins
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1877
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The District of Columbia is given a new government by Congress. Residents would have no direct voice in either local or national government.
Russo-Turkish war ends
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1878
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