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  • All fields: Davidson, J. Brownlee
(129 results)



Display: 20

    • Demonstration earth road

    • Roads -- Design and construction; Dirt roads; Gravel roads; Road School; Farm Mechanics Department; Iowa State College; Agricultural Engineering Department;
    • (A) Demonstration road building, road school, Ames, Iowa. (B) Students of Farm Mechanics Department, Iowa State College practicing road construction. Agricultural Engineering Department. Aug. 17, 1908. (possibly 1906?)
    • 18 horse hitch, 1926

    • Agricultural and Biosystems Engineering Department; Agricultural Engineering; Iowa State University; Horses; Horses; Draft horses;
    • 18 Horse Hitch. Agricultural Engineering Department. Ordered by Lafe Young. 10-23-26.
    • 18 horse hitch, 1926

    • Agricultural and Biosystems Engineering Department; Agricultural Engineering; Iowa State University; Draft horses; Horses; Farm Equipment;
    • 18 horse hitch. Agricultural Engineering Department. Ordered by Lafe Young. 10-23-26.
    • J.B. Davidson photographs and other materials, trip to China, 1947-1949

    • Agricultural Engineering; Farm mechanization; Agricultural machinery; Iowa State University; Dept. of Agricultural Engineering; International Harvester Company; Irrigation; Travels; Davidson, J. Brownlee (Jay Brownlee), 1880-1957; VEISHEA;...
    • A collection of Jay Brownlee Davidson's photographs taken during an International Harvester sponsored trip to China from 1947-1949 to introduce agricultural engineering to the Chinese. A pamphlet, "Committee on Agricultural Engineering for China",...
    • J.B. Davidson scrapbook of trip to Russia as member of the American Biro-Bidjan Commission,...

    • historic sites; buggies (carriages); Horses; Railroads; Water-supply; Grain -- Harvesting; Sawmills; Jewish diaspora; Jewish refugees; Jews -- Persecutions -- Soviet Union; Jews -- Persecutions -- Ukraine; Jews -- Russia -- History; Koreans --...
    • A scrapbook containing photographs, notes, maps, propaganda, newspaper clippings, and postcards from J. Brownlee Davidson's trip to the Soviet Union in 1929 and a visit of Russian colleagues to Iowa State University in the summer of 1930. The...
    • Buckeye Traction Ditcher

    • Farm Equipment; Iowa State University; Agricultural engineering; Agricultural machinery; Agricultural and Biosystems Engineering Department;
    • A tile ditching machine used by students in Farm Mechanics Department Iowa State College Agricultural Engineering Department. October 3, 1909.
    • Repairing farm machinery

    • Farm Equipment; Agricultural and Biosystems Engineering Department; Farm Mechanics Department; Students; Agricultural machinery;
    • Agricultural Engineering course 54, Professor Davidson. Ordered by Richardson. Fall 1926.
    • Avery farm truck

    • Avery Company; Farm trucks; Iowa State University; Agricultural Engineering; Agricultural and Biosystems Engineering Department;
    • Avery Farm Truck. Agricultural Engineering Department. December 20, 1913.
    • Avery tractor

    • Agricultural and Biosystems Engineering Department; Agricultural Engineering; Iowa State University; Avery tractor; tractors
    • Avery tractor surrounded by individuals inspecting or studying the machine.
    • Avery trucks

    • Avery Company; Farm trucks; Iowa State University; Agricultural and Biosystems Engineering Department; Agricultural Engineering;
    • Avery trucks. ca. 1915.
    • Baled corn stalks

    • Baled cornstalks; Cornstalks; Agricultural Engineering; Iowa State University; Agricultural and Biosystems Engineering Department;
    • Baled corn stalks. Agricultural Engineering Department Ordered by Professor Collins. 4/30/28.
    • Blacksmithing students

    • Anvils; Blacksmithing; Students; Agricultural and Biosystems Engineering Department; Farm Mechanics Department; Forge shops;
    • Blacksmithing students at Iowa State University.
    • Buckeye Traction Ditcher

    • Ditches; Drainage; Tiling (drainage in agricultural systems); Agricultural Engineering; Buckeye Traction Ditcher;
    • Buckeye ditcher in operation just north of Interurban tracks working toward heating plant. C.&N.W. tracks to the right. Barns and heating plant to the left. Drain extends from heating plant along N. side of Interurban tracks to bridge then crosses...

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