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USDA Division of Agricultural Engineering Records
The USDA Division of Agricultural Engineering Records contain photographs, glass negatives, and acetate negatives relating to agricultural engineering. Some of the subjects include irrigation, drainage, farm buildings, farm power and machinery, crops and crop conditioning, harvesting, care and handling of products, road construction, and farm electrification. Additionally, there are articles on agricultural engineering and farm electrification, and speeches and papers by Arthur William Turner, Assistant Chief, Bureau of Plant Industry, Soils, and Agricultural Engineering in 1943. Also, there are materials collected for a book to be written on the history of farm electrification by M. Conner Ahrens, assistant chief of the Farm Electrification Research Branch of the U.S. Department of Agriculture.