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(561 results)



Display: 20

    • Nebraska Tractor Test Laboratory, Records

    • Farm tractors--Testing; Scales
    • 1940. Oil used during test is weighed. Before the test oil is drained from the tractor. New oil is weighed and put in the tractor. After the tests the oil is drained and weighed again. The difference is the oil used during the test. The photograph...
    • Nebraska Tractor Test Laboratory, Records

    • Farm tractors--Testing; Planimeter
    • 1941. Carlton Zink, Director at the lab from 1930-1942, showing an assistant how to use a Planimeter. The traction cylinder recorder creates a trace on a paper strip (shown). The Planimeter follows the trace on the strip of paper and gives the area...
    • Nebraska Tractor Test Laboratory, Records

    • Farm tractors--Testing; Tractors--Testing; LeRoi tractors; McPhail, W.; Bryan, Billy, 1921-; Olson, Gordon
    • 1948. Belt test no. 402. Centaur KV 48. with G. Olson, W. McPhail, Billy Bryan. Centaur KV-48 in the tractor test lab. A belt runs from the tractor pulley to the dynamometer in the adjacent room. Gordon Olson mans the dyno controls, W. McPhail...
    • Fossil leaf

    • Leaves; Plants; Fossils; Sassafras
    • "(6x8) Sassafras splendeus." Close-up showing a fossil leaf displayed vertically with another horizontal in front of it. They may be two impressions of the same leaf.
    • Fossil shells

    • Fossils; Shells; Aquatic animals; Invertebrates, Fossil; Paleontology
    • "16/16/7/00 W.H.M. 12/19/7/00 W.H.M. BL.00.2." Nine bivalve shells of different sizes shown from various angles against a light background.
    • Nebraska Tractor Test Laboratory, Records

    • Farm tractors--Testing; Allis-Chalmers tractors; Allis-Chalmers Manufacturing Company
    • "1940. First step in preparing for test is the Oil drain & new oil weighed in. Test no. 363. Carlton Zink, Harold Schudt." The men are crouching at the side of the Allis-Chalmers C and draining oil into a pan beneath the tractor.
    • Nebraska Tractor Test Laboratory, Records

    • Farm tractors; Tractors; Allis-Chalmers tractors; Allis-Chalmers Manufacturing Company; Crawler tractors
    • "1940. Tractors arriving for test" Unloading tractors for tests 360, 361, and 362. Allis-Chalmers crawlers HD-7W, HD-10W, and HD-14 are being driven down a wooden ramp as they are unloaded from a box car on a special railroad siding.
    • Nebraska Tractor Test Laboratory, Records

    • 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...
    • Nebraska Tractor Test Laboratory, Records

    • Farm tractors--Testing; Oliver tractors; Oliver Corporation; Burns, Pete; Dommel, Homer
    • "1947. Drawbar test of Oliver Row Crop 88HC. Test no. 388. Pete Burns & Homer Dommel are the company representatives. Pete Burns in the driver's seat. Homer Dommel (Oliver Rep)mis standing near the tractor's rear tire. The Adams test car and the...
    • Nebraska Tractor Test Laboratory, Records

    • Farm tractors--Testing; LeRoi tractors
    • "1948. Centaur KV 48, Test # 402. Changing drivers during 10 hour test." One man is climbing onto the tractor, which is in front of the tractor test car, while another man hops off the opposite side of the tractor. Two load tractors are behind...
    • Nebraska Tractor Test Laboratory, Records

    • Farm tractors; Allis-Chalmers tractors; Allis-Chalmers Manufacturing Company; Cannon, Craig
    • "1948. Craig Cannon demonstrates new type adjustable wheel." Side view of Allis-Chalmers tractor, with Craig demonstrating the Power-Adjustable feature of the rear wheels. The photo was taken outdoors with the tractor test lab in the background.
    • Nebraska Tractor Test Laboratory, Records

    • Farm tractors--Testing; Allis-Chalmers tractors; Allis-Chalmers Manufacturing Company; Villmer, Louie; Olson, Gordon; Hurlbut, L.W.; Cannon, Craig
    • "1948. Engine inspection following test no. 399 A-C WD. Louie Villmer, Gordon Olson, L.W. Hurlbut, Craig Cannon. Louie Villmer is on his back beneath the tractor. The other three men are gathered around a small table, on which are parts of the...
    • Nebraska Tractor Test Laboratory, Records

    • Farm tractors--Testing; Tractors--Testing; Allis-Chalmers tractors; Cannon, Craig; Olson, Gordon; Villmer, Louie; Allis-Chalmers Manufacturing Company
    • "1948. Engine inspection of Allis-Chalmers "G" following test 398. Craig Cannon. Gordon Olson and Louis Villmer are inspecting the engine of the Allis-Chalmers G inside the tractor test lab. All are holding tools and/or examining parts. Parts...
    • Nebraska Tractor Test Laboratory, Records

    • Farm tractors; Gibson tractors; Gibson Manufacturing Corporation; Warner, Charles J., 1875-1955; Downes, George
    • "1948. New models Gibson H & I Tractors. . Charles Warner and George Downes are standing in front of the Gibson tractors. The tractors are parked on the West Side of the old Tractor Test Building.

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