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Inventors at work, with chapters on discovery (1906)
Iles, George, 1852-1942 · New York, Doubleday, Page & company · leaf 84
Rigid bearings for driving axles of automobiles.Ball Bearing Co., Philadelphia. CURVES AT JOINTS 49 … Hyatt helical roller bearing.Inventions · Inventors
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
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