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Thomas Edison
Track # 10544
Annotations by:  Chris Collier
 Track Category
Middle (5-9)
Last Modified:
Feb 13, 2012
 Track Description
- Thomas Alva Edison (1847 - 1931). Considered by many as one of the greatest inventors in history. He obtained patents in such fields as telegraphy, phonograph, electric light, and photography. He was one of history's greatest inventors.
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