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(2049 results)



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    • Draft tests of wagons, 1906

    • Agricultural and Biosystems Engineering Department; Agricultural Engineering; Iowa State University;
    • Draft Tests of Wagons. (A) Davenport 4" tire wagon used in draft test. (B) Electric Metal wheel 5" tire wagon used in draft test. Agricultural Engineering Department. March 9, 1906.
    • Six horse hitch, 1926

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

    • Agricultural and Biosystems Engineering Department; Agricultural Engineering; Iowa State University; Draft horses; Horses;
    • Five horse hitch, three behind, two in lead. Agricultural Engineering Department. Ordered by Lafe Young. 10-23-26.
    • Six team hitch, 1924

    • Agricultural and Biosystems Engineering Department; Agricultural Engineering; Iowa State University; Draft horses; Horses;
    • Six Team Hitch. Agricultural Engineering Department Ordered by Professor Collins. Feb. 25, 1924.
    • 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.
    • Multiple hitch

    • Agricultural and Biosystems Engineering Department; Agricultural Engineering; Iowa State University; Draft horses; Horses;
    • Multiple Hitch. Agricultural Engineering Department.
    • Dynamometer

    • Agricultural and Biosystems Engineering Department; Agricultural Engineering; Iowa State University; Dynamometer; Technical drawing
    • Technical drawing of a dynamometer.
    • Gasoline tractor, 1911

    • Agricultural and Biosystems Engineering Department; Agricultural Engineering; Iowa State University; Tractors;
    • Gasoline Tractor. Agricultural Engineering Section. Ordered by Professor Davidson, 4/20/11.
    • Test traction engine and Deere (?) engine gang, 1911

    • Agricultural and Biosystems Engineering Department; Agricultural Engineering; Iowa State University; Tractors; Farm tractors; IHC tractors; International Harvester Company; Deere & Company
    • Image A: Test Traction Engine. I. H. C Tractor 25 H.P. Class D Titan. Image B: Deere (?) Engine Gang. Agricultural Engineering Department. April 1911.
    • Gasoline tractor ploughing, 1911

    • Agricultural and Biosystems Engineering Department; Agricultural Engineering; Iowa State University; Tractors; Plows;
    • Gasoline Tractor ploughing. Agricultural Engineering Section Ordered by Professor Davidson. 4/20/11.
    • Two-propeller windmill,  1925

    • Agricultural and Biosystems Engineering Department; Agricultural Engineering; Iowa State University; Windmills; Wind power
    • Two-propeller windmill. Agricultural Engineering Department. Ordered by Professor Mervine, 8-22-25.
    • Agricultural Engineering forge class

    • Agricultural and Biosystems Engineering Department; Forge shops; Blacksmithing; Students; Iowa State University; A.E.I. Forge Shop;
    • Ag. Eng. I -Forge Class. Fall 1917. Ordered by MFP Costelloe. Agricultural Engineering Department. Nov. 30, 1917. Taken by W. J. Roudabush, Ames, Iowa. 2210 Lincoln Way.
    • Dynamometer, side view

    • Agricultural Engineering; Agricultural and Biosystems Engineering Department; Dynamometer; Iowa State University;
    • Side view of dynamometer, ordered by J. B. Davidson, head of the Agricultural Engineering Department.
    • Students testing a tractor

    • Agricultural Engineering; Agricultural and Biosystems Engineering Dept; Iowa State University; Tractors; Agricultural implements; Agricultural machinery;
    • Students testing a tractor. From F.W. Beckman Bulletin Editor. Ames, Iowa.
    • 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",...
    • Machine room

    • Agricultural machinery; Agricultural Engineering Building Machinery Room; Agricultural and Biosystems Engineering Department; Agricultural education; Agricultural Engineering;
    • Interior Machine Room. After short course work. Agricultural Engineering Department. Jan. 16, 1906.

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