www.edisonmuckers.org/tag/movie-camera/

 

www.brainyquote.com/quotes/authors/t/thomas_a_edison.html

 

www.thepurposedrivenachiever.com/2012/08/challenges-in-life-of-thomas-edison.html

 

www.neatorama.com/2008/02/11/10-fascinating-facts-about-edison/

 

www.biography.com/people/thomas-edison-9284349

 

www.nps.gov/edis/index.htm

 

http://www.thomasedison.org/index.php/education/inventions/