Agricultural machinery

Abstract: The papers consist of correspondence, letterbooks, patents, and printed material which relate to Sylvanus Dyer Locke's patented self-binding harvester and other inventions. Correspondents include attorneys, patent solicitors, and other manufacturers of farm equipment and heavy machinery. Some materials also relate to Sylvanus D. Locke, Jr. and the Locke Steel Chain Company of Bridgeport, Connecticut. The additions to the papers contains family correspondence, photographs, and academic...