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  • All fields: Crawler tractors
(43 results)



Display: 20

    • Larsen Tractor Museum, Records

    • Tractors; Crawler tractors; Tractors--Testing
    • Text on photograph:"Sometimes it rains in Nebraska. Crawler tractor being tested after rain." A large pool of water fills the foreground and on the opposite side of the pool, the tractor is on the dirt test track towing the test car and load...
    • Nebraska Tractor Test Laboratory, Records

    • Tractors; Cleveland Tractor Company; Cletrac tractors; Crawler tractors
    • "The Cletrac Crawler tractor on steel tracks in the 1930s was made by the Cleveland Tractor Co., Cleveland, Ohio." Visitors are sitting on the tractor. The building in the background is the East Campus Steam Plant.
    • Nebraska Tractor Test Laboratory, Records

    • Tractors--Testing; International Harvester Company; IHC tractors; Crawler tractors
    • International crawler being tested on the drawbar. Test 346 describes the Gasoline model. Test 347 describes the Distillate Fuel model. The tractor is towing the Adams Test car and a Load tractor.
    • Nebraska Tractor Test Laboratory, Records

    • 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...
    • Nebraska Tractor Test Laboratory, Records

    • Tractors--Testing; Caterpillar Inc.; Crawler tractors
    • Caterpillar D8 during drawbar test. Front view of Caterpillar D-8 crawler towing the Adams test car and four other load tractors. The test car is offset to the right side from the main load, which could not be transmitted through its chassis.
    • Nebraska Tractor Test Laboratory, Records

    • Tractors--Testing; Caterpillar Inc.; Crawler tractors
    • "Crawler tractor being tested." View of a Caterpillar Steel-Tracked Crawler diesel (probably a D6 model) being driven on the test track towing the Adams test car and four load tractors. The track at that time was a "dirt track", meaning that the...
    • Nebraska Tractor Test Laboratory, Records

    • Tractors--Testing; Caterpillar Inc.; Crawler tractors
    • test car. Two technicians are standing on the tractor and pouring a measured amount of fuel into the tank. This was the method used until a separate tenk and, later, a fuel heating system was introduced. This tank would be weighed before and after...
    • 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

    • Tractors--Testing; Allis-Chalmers tractors; Allis-Chalmers Manufacturing Company; Crawler tractors
    • "Test #397 of Allis-Chalmers HD-19 during one of the drawbar tests." Rear view of Allis-Chalmers HD-19 crawler rounding the corner of the track with the Adams test car and four load tractors behind it.
    • Larsen Tractor Museum, Records

    • Tractors--Testing; Allis-Chalmers Manufacturing Company; Allis-Chalmers tractors; Crawler tractors
    • "Harold Mizner, a test technician, measuring drive belt pulley speed. It might be Carlton Zink at the dynamometer." On the left of the image, the rear half of an Allis-Chalmers HD-14 Diesel crawler is visible. The belt extends from the tractor...
    • Larsen Tractor Museum, Records

    • Irrigation Equipment and supplies; Irrigation; Crawler tractors
    • An International Harvester TD9 operating an irrigation pump. Photo for article "Mobile pumping units decrease irrigation costs." The tractor operates a PTO-driven irrigation pump The sprinkler system can be seen in the background. The structure...
    • Nebraska Tractor Test Laboratory, Records

    • Farm tractors-Testing; Foote Bros. Gear & Machine Corporation; Bates tractors; Crawler tractors
    • Bates Steel Mule model 45 towing the first draw bar test car and a load unit in test #187, 1931" The Bates Steel Mule in this photograph is the Full Track Model. The old tractor test lab is in the background.
    • 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

    • Farm tractors; Allis-Chalmers tractors; Allis-Chalmers Manufacturing Company; Crawler tractors
    • "Arrival of Allis-Chalmers HD5B & HD19." Side view of Allis-Chalmers crawlers on a flatbed railcar. The rail line delivered coal to the Power Plant on the East Campus and tractor to the Lab.

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