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'''Eli Whitney''' was born on December 8, 1765 in Westborough, Massachusetts. He was an American inventor who patented the cotton gin on March 14, 1794. In 1798, he built a factory that made guns by machinery. Whitney made machines that created interchangeable parts for guns; you could take a part off of one gun and it would fit into another. This marked the beginning of mass production in the United States.

'''Eli Whitney''' was born on December 8, 1765 in Westborough, Massachusetts. He was an American inventor who patented the cotton gin on March 14, 1794. In 1798, he built a factory that made guns by machinery. Whitney made machines that created interchangeable parts for guns; you could take a part off of one gun and it would fit into another. This marked the beginning of mass production in the United States.

[[Category:Biographies]]

[[Category:Inventors|Whitney, Eli]]