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  • All fields: University of Nebraska--Lincoln
(1447 results)



Display: 20

    • Weighing oil

    • Weighing oil

    • 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...
    • Larsen Tractor Museum Collection
    • Oliver Row Crop 60 HC, Test 375

    • Oliver Row Crop 60 HC, Test 375

    • Farm tractors; Farm tractors--Testing; Oliver tractors; Oliver Farm Equipment Company; Zink, Carlton

    • 1941 Oliver Row Crop 60 HC during test #375. Carlton Zink (in hat) on far left. The other two men are Oliver Reps. The tire is marked "Test K. "The tire that is on the rear of the tractor is marked Test F,G,H. They apparently changed tires...
    • Larsen Tractor Museum Collection
    • Leroi Centaur KV48 Belt test #402, 1948

    • Leroi Centaur KV48 Belt test #402, 1948

    • 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...
    • Larsen Tractor Museum Collection
    • Case tractor

    • Case tractor

    • Farm tractors--Testing; Case Corporation; Case tractors

    • 1969 or 1970 model Case during drawbar test #1030 to #1035." The tractor tows the Oliver test car plus a load tractor. The Cushman three-wheeler was used to carry the early sound measuring equipment which was later moved into the rear test-car cab,...
    • Larsen Tractor Museum Collection
    • Air cleaner inspection

    • Air cleaner inspection

    • Farm tractors--Maintenance and repair; 4-H

    • 4-H leaders training meeting. Participants kneel on opposite sides of a rag on which the material removed from a tractor air cleaner has been dumped. One of the men shows the emptied air cleaner, while the other man points to the material on the...
    • Larsen Tractor Museum Collection
    • Froelich tractor

    • Froelich tractor

    • Farm tractors; Tractor Power and Safety Day; John Deere tractors; Waterloo Gasoline Engine Co.

    • "1892. The "Old Froelich". The Granddaddy of Today's Farm Tractors. Forerunner of the Now Famous John Deere Line. It was shown at the Ag Engineering Tractor Safety Day in 1957." Side view of Froelich gasoline powered tractor on a flatbed.
    • Larsen Tractor Museum Collection
    • Caterpillar Diesel 75

    • Caterpillar Diesel 75

    • Farm tractors--Testing; Tractors--Testing; Caterpillar Inc.; Crawler tractors

    • "1933. Drawbar test of the Caterpillar Diesel 75." The Caterpillar crawler is towing the oldc "bathtub" test car and several other load tractors. In the background is the (what is today) the Activities Building on the East Campus..
    • Larsen Tractor Museum Collection
    • Checking drawbar data for test 366

    • Checking drawbar data for test 366

    • Farm tractors--Testing; John Deere tractors; Deere & Company; Zink, Carlton; Lammert, Red; Schnitter, John G.

    • "1940-1941. Checking Drawbar data for test 366. M. Hansen (john Deere). C.L. Zink (NTTL director). Red Lammert (JD Rep). J. Schnitter (NTTL)." The John Deere B is towing the Adams test car. J. Schnitter is on driving the tractor. He is...
    • Larsen Tractor Museum Collection
    • Service recorder inspection

    • Service recorder inspection

    • Instrumentation: The Service Recorder

    • "1940. A service recorder is used to record total hours of engine operation." From the recording trace, made on pressure-sensitive paper, one can determine hours of PTO and Drawbar operation because the tracings are different. Carlton Zink...
    • Larsen Tractor Museum Collection
    • Allis-Chalmers crawlers

    • Allis-Chalmers crawlers

    • 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.
    • Larsen Tractor Museum Collection
    • Checking clearance volume

    • Checking clearance volume

    • Farm tractors--Testing; John Deere tractors; Deere & Company; Smith, C.W.; Zink, Carlton; Brackett, E.E.; Hurlbut, L.W.; Schnitter, John G.; Hansen, Merlin

    • "1941. Checking clearance volume following test #366 of the John Deere B. From left to right C.W. Smith, Carl Zink, E.E. Brackett, L.W. Hurlbut, John G. Schnitter, Merlin Hansen." The tractor is hanging from its front wheels, because the engine...
    • Larsen Tractor Museum Collection
    • 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...
    • Larsen Tractor Museum Collection

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