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Results for your query: docsPerPage=100;f256-subject=EnginesThu, 01 Jan 1970 12:00:00 GMTPowell leverage cycle. Powell, Alvah L.
http://norton.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc
http://norton.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrcThu, 01 Jan 1970 12:00:00 GMTThe gas engine.
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http://norton.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrcThu, 01 Jan 1970 12:00:00 GMTA short history of mechanical traction and travel. Kidner, R. W. (Roger Wakely), 1904-
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http://norton.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrcThu, 01 Jan 1970 12:00:00 GMT