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  • All fields: TEST
(889 results)



Display: 20

    • 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.
    • 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.
    • Delta Wing Collins Drone

    • Airplanes--Design and construction--History; Airplanes--Wings, Triangular; Delta wing airplanes; Aircraft drafting; Rockwell Collins (Firm)
    • Technical drawing of the Delta Wing Test Model
    • Prepared roofing project

    • Cattle -- Housing; Roofing; Agricultural Engineering Department; Iowa State College; Weathering; Materials -- Deterioration;
    • Cattle shed in North Pasture. Iowa State College. Weathering test of 35 samples of prepared roofing. Note how roof has sagged because the 2" x 4" rafters are bent under the load of the roof. Agricultural Engineering Department. 7-17-1916. By Kaiser.
    • Student in chemistry laboratory , 1959

    • Chemistry; Laboratory; Iowa State University;
    • A student working in a newly designed laboratory for instruction in general chemistry employing semi-micro techniques. Test tubes and reagent bottles are arranged neatly at the work station. Four conjugate work stations are built as an island. This...
    • Testing acidity of milk, 1930

    • Dairying; Iowa State University;
    • This photograph, taken July 16, 1930, shows E.F. Goss, Associate Professor of Dairy Industries at Iowa State College (University) using the Nafis Acid Test to measure the acidity of the milk, an important part of the process in making cottage...
    • Sketch v. 37 (2), n. 1, Fall 1971

    • Fiction; Nonfiction; Poetry; Drawing; Painting
    • I Don't Belong In Here JEANETTE Y. HOLST 2; After The Goldrush DIRK HANSON 5; Elusive Thoughts JACK BEDDALL 7; Sign Language JOHN GRAHAM 8; Coos Bay CRAIG PARSONS 10; Black Sunset EARL KEYSER 11; Sharing The Rations DENNIS SMITH 12; Strawberry...
    • Horse dynamometer trial run

    • Iowa State University; Agricultural and Biosystems Engineering Dept.; Dynamometer
    • A team of horse are hitched to the rear of a modified truck. A group of men are standing on the truck bed along with some equipment. An early form of the dynamometer is being used to test the horses' pulling power.
    • Nail testing observations, 1949

    • Iowa State University; Agricultural and Biosystems Engineering Dept.' nails
    • Two individuals observe nail testing equipment. One individual is holding a clipboard on which he is probably recording the results of the test.
    • Chemical laboratory, 1938

    • Iowa State University; Dept. of Chemical and Biological Engineering
    • A test tube in a beaker, a flask, and a large bottle filled with liquid are sitting on a partially enclosed lab work area. Petri dishes and a rack are on the counter to the left.
    • Two researchers, 1973

    • Iowa State University; Dept. of Chemical and Biological Engineering.
    • Two researchers work on the circuits of an apparatus. One researcher is consulting a large book, while the other is using a probe to test the circuits.

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