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  • All fields: papers
(1064 results)



Display: 20

    • Correspondence to Edgar and Margaret Stanton

    • Welch, Adonijah Strong, 1821-1889; Welch, Mary B. (Mary Beaumont), 1840-1923; Stanton, Edgar Williams, 1850-1920; Stanton, Margaret MacDonald; Knapp, Seaman Ashahel, 1833-1911; Iowa Agricultural College and Model Farm; Travelers - Europe;...
    • Written by Mary and Adonijah Welch to Margaret and Edgar Stanton while the Welches were on their second trip to Europe after Welch resigned from the presidency. The letters mention family matters, the Board of Trustees and the dissension against...
    • Wagon

    • Wagons; Farm Equipment; Silage machinery; Agricultural Engineering; Iowa State University; Agricultural and Biosystems Engineering Department;
    • Wagon in position with side of box swung down on blower hopper, power fork in position ready to unload silage. Taken at Iowa State College [ISC] Dairy Farm, Sept. 21, 1942, by Shedd.
    • Using the tile hook and grading by targets

    • Tiling (drainage in agricultural systems); Iowa State University; Drainage, tile; Farm tools; Agricultural and Biosystems Engineering Department; Agricultural Engineering;
    • Using the tile hook in laying tile, IowaState College farm. Target system of digging tile ditch to grade. April 14, 1904.
    • 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.
    • Two horsepower International gas engine, 1907

    • Agricultural and Biosystems Engineering Department; Agricultural Engineering; Iowa State University;
    • Two H.P. International Gas Engine. Two horse power International gasoline engine arranged for test. Hamilton and Reading thesis. Agricultural Engineering Department. May 11, 1907.
    • Two gas engines, 1907

    • Agricultural and Biosystems Engineering Department; Agricultural Engineering; Iowa State University; Internal Combustion Engines
    • Two gas engines, one manufactured by Deyo the other by Lennox. Deyo engine pictured as tested. Engines were tested as part of the Hamilton and Reading thesis. Agricultural Engineering Department. Photograph by Gardener. May 11, 1907.
    • Tractive efficiency tests, 1934

    • Agricultural and Biosystems Engineering Department; Agricultural Engineering; Iowa State University;
    • Tractive Efficiency Tests. Effect of wheel diameter and length of lug upon tractive efficiency. By McKibben. Ames, IA. 1934.
    • Threshing oats

    • Agricultural machinery; Farm Equipment; Threshing machines; Oats; Agricultural Engineering; Iowa State University; Agricultural and Biosystems Engineering Department;
    • Threshing oats. Agricultural Engineering Department. At horse barn.

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