Photograph of a Model C Tournapull, likely from the 1940s based on similar images found online and "LeTourneau Heavy Equipment" by Eric C. Orlemann. According to him, the Model C was the most popular of the scrapers built by the company.

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.

Photograph of two women and a man at the Snack Shack at R.G. LeTourneau, Inc.

Photograph of three women and a man at the Snack Shack at R.G. LeTourneau, Inc.

Photograph of several men waiting to be served at the Snack Shack at the R.G. LeTourneau Longview, Texas plant.

Photograph of several men waiting to be served at the Snack Shack at the R.G. LeTourneau plant in Longview, Texas.

Photograph of two men being waited upon by a woman in the Snack Shack at R.G. LeTourneau, Inc.'s Longview, Texas plant.

Photograph of two women and two men at the Snack Shack at R.G. LeTourneau, Inc. in Longview, Texas.

Photograph of Tournapull, Carryalls, and Dozer taken in San Fernando, Calif.

Photograph of a Tournapull and a Tournacrane EC-15 on a railroad flatcar, likely by the Peoria, Illinois plant, since the flatcar has "Illinois Central" stenciled on it.

Photograph of a LeTourneau forklift truck loading a 18-wheeler trailer onto a railroad flatbed. Trailer in the foreground says "Magnolia Trailer Mfg. Co." Trailer being loaded says "Magnolia Mobile Homes, Vicksburg, Miss."

Photograph of a 360 Electric Digger, an earth-moving machine with three large bowls filled with dirt, with large wheels and motors at either end and in between the bowls, including an operator partially visible in the center part of the vehicle. The Digger is in a large, empty dirt area and a wall of scraped dirt is partially visible at the back of the equipment, with trees visible in the far background.

Photograph of AN A34 tree crusher with hexagon shaped wheels at Stumpy Point.

Photograph of the first self-propelled earth scraper, built by R.G. LeTourneau in 1923. According to Eric C. Orlemann, who published several books about the company's earthmoving equipment, the machine used "an all-electric drive design, powered by a front-mounted gasoline engine and dynamo. " It was capable of carrying a 12-cubic-yard payload.

Photograph of the F-804 Log Stacker taken at the W.T. Smith Lumber Co. in Chapman, AL.

Photograph of LeTourneau's overland train snaking its way through downtown Longview on April 20, 1954

Photograph of one of LeTourneau's digging machines, which was capable of digging its way right up a straight bank as seen here. The photo was taken on 1955-04-14, according to the filename given to the image.

Photograph of Mesquiter-A Tournadozer-80 ton scraper, likely taken in Longview, Texas. Unidentified person in the cab. Vehicle at left gives some sense of the scraper's immense size.

Photograph of a digging machine that can dig its way right up a straight bank. Unsure of Model number.

Photograph of double jointed log stacker. Location unknown.

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.

Photograph of a double-jointed log stacker in action. Location is unknown.

Photograph of what was unofficially called The Big Plow with a 6-foot disc. The Series H (Model 6-16) was introduced in 1955, according to, Eric C. Orlemann's book on LeTourneau earthmoving equipment.

Photograph of a tree roller that was 20 feet wide and weighed 150 tons, being used in the jungles of the Amazon in Peru, where the LeTourneau Foundation created a mission town called Tournavista.