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  • All fields: test."
(105 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; 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

    • Tractor Testing; Drawbar; Allis-Chalmers tractors
    • "1948. Test no. 397. 10 hour rated load test." Allis-Chalmers HD-19 crawler towing 4 load tractors and the Adams Test Car during the 10-hour dawbar test. The tractor test car is offset between the HD19 and the load tractors because the required...
    • Nebraska Tractor Test Laboratory, Records

    • Farm tractors--Testing; Allis-Chalmers tractors; Allis-Chalmers Manufacturing Company; Garden tractors
    • "1948. Test no. 398. Allis-Chalmers G during the drawbar test. The Allis-Chalmers G is towing the Adams Test Car, which has a load generating attachment behind it. Two operators are on the load unit The old test lab and various tractors are in...
    • Nebraska Tractor Test Laboratory, Records

    • 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.
    • Larsen Tractor Museum, Records

    • Crawler tractors; Caterpillar Inc.; Tractors--Testing
    • "Caterpillar crawler tractor during drawbar test." The crawler tractor is driven on the old dirt test track with the first "bathtub" test car and load tractors pulled behind it. This was conducted at Hoffman Estates in Illinois.
    • Nebraska Tractor Test Laboratory, Records

    • Farm tractors--Testing; Morris Motors Ltd.
    • "Center of Gravity (CG) test of a Nuffield 460 conducted at the Morris Motors Factory in Birmingham, UK, where the Nuffield was manufactured. This tractor model was later tested at Nebraska as Test #809 The tractor was suspended from a frame and...
    • Nebraska Tractor Test Laboratory, Records

    • Tractors--Testing; Caterpillar Inc.; Crawler tractors
    • "D-8 Caterpillar being tested on the dirt track before 1956." Front view of Caterpillar crawler rounding the curve in the test track followed by the test car and six other tractors. The Adams test car was off-set from the main load. because its...
    • Nebraska Tractor Test Laboratory, Records

    • Garden tractors--Testing; David Bradley Manufacturing Co.
    • "David Bradley in test #730." Side view of David Bradley 575 Super (a Garden Tractor) during the drawbar test. The Adams-built test car is being towed. The buildings in the bacjground were the chicken houses of the Animal Science Department on the...
    • Larsen Tractor Museum, Records

    • Tractors--Testing
    • "Dynamometer during a test. Carlton Zink, Chief Engineer from 1930 till 1942, is running the test. The dynamometer's generator is at front left and the load control board is on the right. Carlton is adjusting the load rheostat.
    • Nebraska Tractor Test Laboratory, Records

    • Farm tractors--Testing; Ford-Ferguson tractors; Ferguson tractors; Ford tractors; Ford Motor Company
    • "First test using duals on a tractor in 1940 and the first year the new Charley Adams test car was used." Side view of a Ford-Ferguson System 9N tractor towing the test car and another tractor, which serves as a load unit. The Adams test car could...
    • Larsen Tractor Museum, Records

    • Tractors; John Deere tractors; Deere & Company
    • "Front view of tractor with a scale across its front, numbered 1 through 17." John Deere row crop tractor is shown in a field of stubble. Not clear what the scale was used for. CAN YOU HELP US???
    • Larsen Tractor Museum, Records

    • Tractors; Tractors--Testing
    • "Re-fueling during a test. A Volumetric fuel measuring apparatus is installed on a tractor with dual tires." Rear view of the tractor with three technicians gathered around it making adjustments. One of the men stands on the far side of the...

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