What did Thomas Edison invent?


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  • "The Thomas Edison Papers." Rutgers.edu. Dec. 20, 2010. (Jan. 3, 2011)http://edison.rutgers.edu/index.htm
  • Stross, Randall. "Edison the Inventor, Edison the Showman." New York Times. March 11, 2007. (Jan. 3, 2011)http://www.nytimes.com/2007/03/11/business/yourmoney/11edison.html?scp=12&sq=thomas%20edison&st=cseStross, Randall. "The Wizard of Menlo Park." Three Rivers Press. 2007.