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  • All fields: Larsen, Lester F., 1908-2000
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    • First tractor test after World War II

    • First tractor test after World War II

    • Tractors--Testing; Garden tractors; Larsen, Lester F., 1908-2000; Larsen, Danny; Powell, Lou; Arms, Milo; Sabe, Abou; Furst, Bob; Heller, Ray

    • "1946. First tractor tested following World War II. Test no. 379. L.F. Larsen, Danny Larsen, Lou Powell, Milo Arms, Abou Sabe, Bob Furst, Ray Heller." Group photo of men and a boy gathered around an Ellinwood 3000-1 Bear Cat. The Adams tractor...
    • Hydraulic cylinder

    • Hydraulic cylinder

    • Tractors--Testing; Equipment; Sulek, John; Steinbruegge, George; Hurlbut, L.W.; Larsen, Lester F., 1908-2000

    • "L.F. Larsen explaining to the Tractor Test Board (John Sulek. Geo. Steinbruegge. L.W. Hurlbut, chair} the 30 square inch hydraulic cylinder used for larger crawler tractors." Whenthe pull was too highrfor this cylinder, a mechanical arrangement...
    • Square Turn Tractor (Color)

    • Square Turn Tractor (Color)

    • Larsen, Lester F., 1908-2000.; Tractors; Farm tractors; Square Turn Tractor Co.; Square Turn tractors

    • A view of the front of the Square Turn tractor. Caption on the back of the photo reads: "Lester Larsen shows Square Turn Tractor to Mrs. Jensen whose father helped manufacture them in Norfolk, Nebr. before WWI. Photo taken by Elaine Larsen in 1986.
    • Tiger Cat Belt Test.

    • Tiger Cat Belt Test.

    • Tractors--Testing; Larsen, Lester F., 1908-2000; Heller, Ray; Powell, Lou

    • "1948. Tiger Cat belt test no. 390, 1948 Les Larsen (Chief Engineer in Charge), Ray Heller (company Rep), Lou Powell (student/technician) Photograph taken in old test lab. Larsen is running the dynamometer controls.
    • Ferguson TE-20

    • Ferguson TE-20

    • Farm tractors; Ferguson tractors; Larsen, Lester F., 1908-2000

    • Side view of a Ferguson TE-20 on the tractor test track. Lester Larsen is standing behind the tractor, and R. Hautzenroeder (Company Rep) is in the driver's seat. Note the tires used. This was not the V-lug type used on soils, but more a road...
    • Westinghouse dynamometer

    • Westinghouse dynamometer

    • Tractors--Testing; Equipment; Dynamometer; Larsen, Lester F., 1908-2000; Lane, Delbert E.; Steinbruegge, George

    • Installing brushes on a commutator on a Westinghouse Dynamometer, left to right are: Pof. Red Lane, an unknown visitor, Lester F. Larsen, and Prof. George Steinbruegge." Lester F. Larsen is installing a brush on the commutator of the dynamometer...
    • Buda engine in Cockshutt 30 tractor

    • Buda engine in Cockshutt 30 tractor

    • Farm tractors; Cockshutt tractors; Cockshutt Farm Equipment; Larsen, Lester F., 1908-2000

    • "Ian (Mac) McRae and Lester F. Larsen discussing a Buda Gasoline engine used in Cockshutt 30 tractor." Left side view of Cockshutt 30 tractor with McRae pointing at the oil filter. McRae taught welding at the Department of Agricultural Engineering.
    • Ferguson TE-20,Test #392, 1948

    • Ferguson TE-20,Test #392, 1948

    • Larsen, Lester F., 1908-2000; Farm tractors; Ferguson tractors

    • "Test no. 392. Ferguson TE-20. L.F. Larsen & R. Hautzenroeder." Side view of Ferguson TE-20 tractor on the dirt test track. Hautzenroeder is on the driver's seat of the tractor and Larsen is standing by the side of the tractor.

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