Description
Jay Brownlee Davidson was head of the agricultural engineering departments of University of California (1915-1919) and Iowa State College (1905-1915, 1919-1946). He is recognized as a pioneer in the development of agricultural engineering as a discipline. The collection consists of scrapbooks and other materials documenting his travels in China, the Soviet Union, and Europe.
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Gas Engine Laboratory, Agricultural Engineering Department
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J. B. Davidson scrapbook on trip to Europe for International Conference on Engineering, book 3 of 3
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Avery tractor
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All masonry barn
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Holt combine harvester demonstration
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Concrete silo during construction
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Wood hoop silo construction
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Multiple hitch
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Corn stalk harvesting machine
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