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The Inventions of Granville Woods: The Railroad Telegraph System and the Third Rail
Holly Cefrey
Library Binding (Powerkids Pr, Aug. 1, 2003)Provides a biographical sketch of Granville Woods, sometimes known as the "Black Edison," and descriptions of some of his inventions.
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Inventions of Granville Woods: The Railroad Telegraph System and the "Third Rail"
Holly Cefrey
Hardcover (PowerKids Press, Aug. 1, 2003)None
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