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Charles Steinmetz 1865 1923
Photograph - Photograph
Charles Steinmetz (1865 1923) with Guglielmo Marconi (18741937), ca. 1920. Steinmetz was a German-American mathematician and electrical engineer whose work advanced the development of alternating current that became the basis of 20th century electrical power. Ca. 1920.
December 8th, 2011
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