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Hewitt-Sperry Automatic Airplane

Scott Mall Monday, November 15, 2021

FreightWaves Classics/Pioneers: Elmer Sperry’s inventions contributed to all modes of transportation

Elmer Ambrose Sperry Sr. (October 12, 1860–June 16, 1930) was an American inventor and entrepreneur. His inventions made contributions to the railroad, automobile, shipping and aircraft industries. He also developed a number of inventions used by the U.S. and allied militaries. He is known as the “father of modern navigation technology.” Railroad safety Since U.S. […]

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