The Black Inventors.

The Black Inventors.

Everyone has heard of Thomas Eddison and Alexanda Graham Bell! How about Granville T Woods? To some he was known as the “Black Edison, both great inventors of their time. Granville T Woods invented more than a dozen devices to improve electric railway cars and many more for controlling the flow of electricity. His most noted invention was a system for letting the engineer of a train know how close his train was to others. This device helped cut down accidents and collisions between trains Narrated by Ossie Davis, this tribute to minority inventors touches upon many inventions that have contributed to American science, technology, and medicine

Added on: August 1st, 2013

Category: BIOGRAPHY, DOCS, MOTIVATION

 
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