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Pacemaker Series L-67 Electric Digger Lt8 19322

Description: Photograph of the 60-ton capacity Pacemaker Series L-67 Electric Digger, first introduced in March 1960, according to Eric C. Orlemann. Its payload capacity was 60 tons.
Date: March 1960
Creator: R.G. LeTourneau, Inc
Partner: LeTourneau University Margaret Estes Library

Sheep's Foot Roller

Description: Photograph of a 1959 version of the LeTourneau Sheep's Foot Roller, used to compact dirt. The original version was built in 1929, according to Eric. C. Orlemann.
Date: May 1, 1959
Creator: R.G. LeTourneau, Inc
Partner: LeTourneau University Margaret Estes Library

Track-Less Land Train with pipe load P0U, P-10-34, L 6956

Description: Photograph of a Track-less Land Train carrying a large load of pipe. The Land Train was outfitted with 24 electric-driven wheels.
Date: February 17, 1955
Creator: R.G. LeTourneau, Inc
Partner: LeTourneau University Margaret Estes Library

Electric logging,crane P0U,P-10-34, L 7916

Description: Photograph of a Series "F" Log Stacker, called by Eric C. Orlemann "the most efficient log loading solution for the timber industry."
Date: July 12, 1955
Creator: R.G. LeTourneau, Inc
Partner: LeTourneau University Margaret Estes Library

Transporter, off-road,with Tree Roller P0U,P-10-34, L 8459

Description: Photograph of a LeTourneau Model C-6 Transporter carrying a tree roller. The transporter had six electric drive wheels and a load capacity of 35 tons, according to Eric C. Orlemann
Date: September 7, 1956
Creator: R.G. LeTourneau, Inc
Partner: LeTourneau University Margaret Estes Library

Spar, mobile, P0U, P-10-34, L 11431

Description: Photograph of the Series 90-S Mobile Spar. According to author Eric Orlemann, "the Mobile Spar was a diesel-electric transporter equipped with a folding 130-foot guy wire tower." It was built for hauling lumber up steep slopes. Only one unit was built and sold to a lumber company in McCall, Idaho.
Date: September 1, 1956
Creator: R.G. LeTourneau, Inc
Partner: LeTourneau University Margaret Estes Library

Tree crusher clearing land, Box 3, Museum,B17

Description: Photograph of a three-wheeled G-40 tree crusher. According to author Eric Orlemann, the overall working weight was 84,000 pounds, or 42 tons. A total of 10 G-40 tree crushers were built.
Date: 1960
Creator: R.G. LeTourneau, Inc
Partner: LeTourneau University Margaret Estes Library

Tree Roller 20 foot wide 150 Ton, J5G, Photo 1, L-3835

Description: Photograph of a Series "G" Tree Crusher manufactured at the Vicksburg plan. Author Eric Orlemann said this model was 20 feet wide and weighed 150 tons.
Date: 1956
Creator: R.G. LeTourneau, Inc
Partner: LeTourneau University Margaret Estes Library

Logistical Cargo Carrier (Series LCC-1)

Description: Photograph of a Logistical Cargo Carrier (Series LCC-1) at some type of exhibit of military vehicles and aircraft. According to author Eric Orlemann, the U.S. Army Transportation Corps requested the LCC-1 to re-supply the radar stations along the DEW (Distant Early Warning) Line. Length of the train was 173 feet with a maximum rated 45-ton payload capacity.
Date: 1956
Creator: R.G. LeTourneau, Inc
Partner: LeTourneau University Margaret Estes Library

Transporter, off-road,with log bunk

Description: Photograph of a LeTourneau transporter with a log bunk. The original unit was built in 1955, according to author Eric Orlemann.
Date: November 1, 1956
Creator: R.G. LeTourneau, Inc
Partner: LeTourneau University Margaret Estes Library

Tong crane, P0U,P-10-34, L 11229

Description: Photograph of a LeTourneau tong crane picking up an automobile as a man watches. The inscription on the front of the crane indicates the photograph was taken in Longview, Texas, which was the primary plant and headquarters of the company by 1956.
Date: August 1, 1956
Creator: R.G. LeTourneau, Inc
Partner: LeTourneau University Margaret Estes Library

Tree Crusher, P0U,P-10-34, L 15908

Description: Photograph of a LeTourneau tree crusher, taken in 1959. It is unknown where the photograph was taken.
Date: January 1, 1959
Creator: R.G. LeTourneau, Inc.
Partner: LeTourneau University Margaret Estes Library

Tree Roller No. 2

Description: Photograph of LeTourneau's Tree Roller No. 2. (A very similar photo is thus described in "R.G. LeTourneau Heavy Equipment: The Electric Drive Era," by Eric Orlemann. After being field tested in Longview, Texas, this unit was shipped to Tournavista, Peru, to be used in land clearing projects there for the LeTourneau Foundation mission. The overall weight of the tree roller was about 100 tons.
Date: April 8, 1954
Creator: R.G. LeTourneau, Inc
Partner: LeTourneau University Margaret Estes Library

Tong Crane, Log Loader P0U,P-10-34, L 11455

Description: Photograph of a Series "R" Log Loader, according to information from author Eric Orlemann. It was designed to load logs onto trucks for transit. Only three Series "R" Log Loaders were listed as being built.
Date: September 1, 1956
Creator: R.G. LeTourneau, Inc
Partner: LeTourneau University Margaret Estes Library

Logging Arch, P0U, P-10-34, L 6557

Description: Photograph of a LeTourneau Logging Arch. According to Eric Orlemann, the logging arch was first introduced in 1935.
Date: December 6, 1954
Creator: R.G. LeTourneau, Inc
Partner: LeTourneau University Margaret Estes Library

Log Stacker, P0U, P-10-34, L 8226

Description: Photograph of a LeTourneau log stacker. The log stacker was introduced in 1955 (the date of this photograph) as its first diesel-electric drive Series "F" Log Stacker, Model C-4, according to Eric Orlemann. It had a rear-mounted engine and all electric wheel drive. This would serve as a basic pattern for all stackers to be built by the company into the 1980s.
Date: July 29, 1955
Creator: R.G. LeTourneau, Inc.
Partner: LeTourneau University Margaret Estes Library

Tree Crusher,150 tons, P0U,P-10-34, V-1556

Description: Photograph of the Series "G" Tree Crusher No. 5 model. According to Eric Orlemann, this unit had its two diesel-electric generator sets mounted side by side. The inscription on the side of the cab reads "LeTourneau Tree Crusher. Made by Mississippi Division of R.G. LeTourneau, Inc., Longview, Texas.
Date: February 1, 1956
Creator: R.G. LeTourneau, Inc
Partner: LeTourneau University Margaret Estes Library

Rolling Mill,repairs, P0U,P-10-34,L 9357

Description: Photograph of repairs being made on a rolling mill machine, likely in the Longview Texas, plant given the date of creation.
Date: unknown
Creator: R.G. LeTourneau, Inc
Partner: LeTourneau University Margaret Estes Library

Aerial view of LeTourneau plant in Longview, Texas

Description: Photograph of the R.G. LeTourneau plant in Longview, Texas. The first of these five domes, the one in the foreground, was built in 1962, while the final three were built in 1965. Two of the domes have been destroyed in separate weather events in 2018 and 2021. Each dome is 85-feet high and contains 70,000 square feet of space.
Date: 1965
Creator: R.G. LeTourneau, Inc
Partner: LeTourneau University Margaret Estes Library

[Marathon LeTourneau Company, Longview, Texas]

Description: Photograph of the entrance to Marathon LeTourneau Company in Longview, Texas. In 1970, Marathon purchased R.G. LeTourneau, Inc. after the death of its founder, R.G. LeTourneau, and renamed the company "Marathon LeTourneau Company." The manufacturing facility was sold several more times and is now owned and operated by Komatsu.
Date: [1970..]
Creator: Marathon LeTourneau Company
Partner: LeTourneau University Margaret Estes Library

Aerial view of Longview plant of R.G. LeTourneau, Inc.

Description: Aerial photograph of the Longview plant of R.G. LeTourneau, Inc., likely taken in the 1970s. The five domes, or semispheres, provided a unique aspect and were a familiar site in South Longview.
Date: 197X
Creator: R.G. LeTourneau, Inc.
Partner: LeTourneau University Margaret Estes Library
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