Cotton gin - Wikipedia, the free encyclopedia
en.wikipedia.org/wiki/Cotton_ginWikipedia
Cotton gin - Wikipedia, the free encyclopedia
en.wikipedia.org/wiki/Cotton_ginWikipediaCotton Gin and Eli Whitney - Inventions - HISTORY.com
www.history.com/topics/inventions/cotton-gin-and-eli-whitneyHistory-
Wednesday, January 7, 2015
Machinery and inventions...........................the railroad............planes..........the computer.........eniac in the 1950s................................etc...
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