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  • All fields: Crawler tractors
(43 results)



Display: 20

    • Larsen Tractor Museum, Records

    • Crawler tractors; Tractors; Caterpillar Inc.
    • Holt Caterpillar, Winnipeg, Canada, 1910. Note the 5th wheel steering system, which was the same as that used on steam engine tractors. The 1917 Waterloo Boy tractor at the Larsen Museum is also a fifth wheel steer tractor.
    • 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

    • 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.
    • 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...
    • Larsen Tractor Museum, Records

    • Farm tractors--Testing; Tractors--Testing; Crawler tractors
    • "Early test of an unidentified large crawler tractor." Bird's-eye view of crawler tractor towing the first ("bathtub") test car and other tractors on a dirt track. The tractor with the stack looks like a Hart-Parr or a Rumely.
    • 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...
    • Larsen Tractor Museum, Records

    • Crawler tractors; Tractors--Testing
    • Large crawler tractor (TD 24?) being testd on the dirt test track towing the Adams test car and five other tractors. The buildine on the left is the Agricultural Engineering building (L.W. Chase Hall today) and on the right is the Campus...
    • Larsen Tractor Museum, Records

    • Allis-Chalmers Manufacturing Company; Allis-Chalmers tractors; Crawler tractors
    • Tractors arriving on the East Campus via railroad. "Carlton Zink is driving the front tractor. This was in 1939 when the Allis-Chalmers WK, WS, and Model L tractors were tested. Also in 1937 there were other tractors from A-C. tested. These were...
    • Nebraska Tractor Test Laboratory, Records

    • Farm tractors--Testing; Tractors--Testing; Allis-Chalmers tractors; Allis-Chalmers Manufacturing Company; Crawler tractors
    • Inside the tractor test lab a belt is shown attached from equipment within the wall to the Allis-Chalmers HD-19 crawler. Only a small portion of the crawler's tread and the attachment of the belt is shown in the left foreground. In the...
    • Nebraska Tractor Test Laboratory, Records

    • Allis-Chalmers tractors; Allis-Chalmers Manufacturing Company; Farm tractors; Garden tractors; Crawler tractors
    • "Big and Little." Allis-Chalmers G & Allis-Chalmers HD19. One operator is seated on an Allis-Chalmers G alongside an Allis-Chalmers HD-19 Diesel crawler, on which two men are seated. The tractors are parked on the dirt test track.
    • Nebraska Tractor Test Laboratory, Records

    • Farm tractors--Testing; Tractors--Testing; Allis-Chalmers tractors; Allis-Chalmers Manufacturing Company; Crawler tractors
    • "8 year old boy driving the HD-19, a 40,000 lb tractor. Test no. 397." Tractor is diven on the dirt track. The Agricultural Engineering Building (Chase Hall today) is in the background.
    • Nebraska Tractor Test Laboratory, Records

    • Farm tractors--Testing; Tractors--Testing; Allis-Chalmers tractors; Crawler tractors; Allis-Chalmers Manufacturing Company
    • The Allis-Chalmers HD-14 diesel crawler is shown from the rear inside the tractor test lab. Carlton Zink stands beside the belt pulley to measure drive pulley speed with a handheld tachometer. The driven pulley speed on the dynamometer and the...
    • Nebraska Tractor Test Laboratory, Records

    • Farm tractors--Testing; Tractors--Testing; Allis-Chalmers tractors; Allis-Chalmers Manufacturing Company; Crawler tractors; Haller, Ted; Flamm, Joe
    • Official belt test no. 397 Allis-Chalmers HD19." The Allis-Chalmers HD-19 crawler on berlt power test inside the tractor test lab. Technician Joe Flamm stands measuring belt speed with a hand-held tachometer. Ted Haller reads the air temps on the...
    • 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.
    • Nebraska Tractor Test Laboratory, Records

    • Farm tractors--Testing; Tractors--Testing; Allis-Chalmers tractors; Allis-Chalmers Manufacturing Company; Crawler tractors
    • "Test no. 397. Max. drawbar pull test. 37,556 lbs pull was obtained. The Allis-Chalmers HD-19 crawler is on the test track towing the Adams test car. The latter is towed separately from the 4 "load tractors" because of the lesser strength of its...
    • Nebraska Tractor Test Laboratory, Records

    • Farm tractors--Testing; Tractors--Testing; Allis-Chalmers tractors; Allis-Chalmers Manufacturing Company; Crawler tractors
    • Allis-Chalmers Special K crawler towing the old tractor test car and a load tractor outside the tractor test lab. In the background is the East Campus Power Plant and some of the tractors used as load units during drawbar tests.

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