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  • All fields: Crawler tractors
(43 results)



Display: 20

    • Allis-Chalmers HD-19, Test 397

    • Allis-Chalmers HD-19, Test 397

    • Farm tractors--Testing; Tractors--Testing; Allis-Chalmers tractors; Allis-Chalmers Manufacturing Company; Crawler tractors

    • Hitch for loading units." The photo was taken from the rear of the Allis-Chalmers HD-19, facing the equipment that is hitched behind it. The central part of the image shows the special hitch attaching the Allis-Chalmers to the other tractors. The...
    • Larsen Tractor Museum Collection
    • Max drawbar test, A-C HD19, #397, 1948

    • Max drawbar test, A-C HD19, #397, 1948

    • Farm tractors--Testing; Tractors--Testing; Allis-Chalmers tractors; Allis-Chalmers Manufacturing Company; Crawler tractors

    • Max drawbar test no. 397. Allis-Chalmers HD-19. The Adams test car is between the HD19 and NOT in the direct pull line with the load tractors. It only meassured the pressure in the draft cylinder. A special hitch was designed for this test.
    • Larsen Tractor Museum Collection
    • Allis-Chalmers HD-19, Test 397

    • Allis-Chalmers HD-19, Test 397

    • 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.
    • Larsen Tractor Museum Collection
    • "Test no. 397. Belt test of HD-19."

    • "Test no. 397. Belt test of HD-19."

    • 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...
    • Larsen Tractor Museum Collection
    • Allis-Chalmers HD5B & HD19

    • Allis-Chalmers HD5B & HD19

    • 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.
    • Larsen Tractor Museum Collection
    • Caterpillar D-8, Test 527

    • Caterpillar D-8, Test 527

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

    • Photograph of the Caterpillar D-8 Diesel crawler during the drawbar test on the test track and towing the test car and five load tractors. The East Campus Steam plant is in the background. The test car is the old open one which was replaced by the...
    • Larsen Tractor Museum Collection
    • HD 19 Belt Power Test #397, 1948.

    • HD 19 Belt Power Test #397, 1948.

    • 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...
    • 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
    • Caterpillar Steel-Tracted Crawler

    • Caterpillar Steel-Tracted Crawler

    • 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...
    • 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
    • Allis-Chalmers Special K crawler;Drawbar Test

    • Allis-Chalmers Special K crawler;Drawbar Test

    • 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.
    • Larsen Tractor Museum Collection
    • Fueling D-2 Caterpillar

    • Fueling D-2 Caterpillar

    • 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...
    • Larsen Tractor Museum Collection
    • Allis-Chalmers HD-19

    • Allis-Chalmers HD-19

    • 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 Collection
    • Caterpillar D-8

    • Caterpillar D-8

    • 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...
    • Larsen Tractor Museum Collection
    • Caterpillar D-4

    • Caterpillar D-4

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

    • "D-4 Caterpillar being tested on the dirt track before 1956." Front view of Caterpillar D-4 crawler on the dirt test track towing the Adams test car and two load tractors.
    • Larsen Tractor Museum Collection
    • Caterpillar D4 Diesel

    • Caterpillar D4 Diesel

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

    • "Caterpillar D4 Diesel during belt test." Caterpillar D4 Diesel crawler inside the old tractor test lab with a belt running from the rear of the tractor to the dynamometer inside the control room
    • Larsen Tractor Museum Collection
    • Caterpillar D-9

    • Caterpillar D-9

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

    • "Caterpillar D-9 tested in July and August 1956." Caterpillar D-9 crawler during the Drawbar Test on the dirt test track towing two other crawlers, the test car, and three other load tractors .
    • Larsen Tractor Museum Collection
    • Caterpillar crawler tractor

    • Caterpillar crawler tractor

    • 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 Collection

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