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This 1930s blackandwhite film by Caterpillar Tractor Co. was produced by Chicago Film Laboratory, Inc. and shows the uses and benefits of Caterpillar diesel tractors and engines in the logging industry. The film opens with a diesel tractor dragging logs out of the woods through snow to be sent to a mill (1:04). A Caterpillar D7 tractor drags a bundle of logs (1:13) and cleans snow off a landing. An angle dozer clears away brush to carve a new road in springtime (1:51). Bulldozers push away forest debris. In California pine country east of Sacramento, a tractor and bulldozer fill a ravine (2:30). A Caterpillar 22 tractor bunches and ground skids logs, then cross hauls them onto trucks (3:00). The Saginaw and Manistee Lumber Company uses a fleet of five diesel tractors to ground skid logs near Williams, Arizona (3:31). An Idaho logger uses a D6 tractor to bring telegraph poles to a landing (3:51). The Montana Logging Company uses four Caterpillar D8 tractors due to their copper bellows and dust seals (4:12). In Washington, a D8 tractor is used to help pick up a Douglas Fir log (5:12). At the Fruit Grower Supply Company in California, a fleet of D8 tractors haul logs with an arch down a 30 percent grade (5:39). A diesel tractor with a double drum wrench hauls logs down to a road and out of potholes (6:40). A diesel tractor and heister arch haul logs from a cold deck (7:19). The narration mentions that Caterpillar tractors can also do their own unloading. A logger in Oregon uses a bulldozer on the front end of his tractor to pioneer roads or plow snow, and a logging arch on the back (8:10). The first Caterpillar diesel tractor ever built loads logs for George Howell in eastern California (8:40). The BucyrusErie Loadmaster, built on a D7 tractor, loads logs onto trucks for the Casters and Lumber Company of Klarnath Falls, Oregon. Caterpillar Diesel engines switch log trains in a log yard (9:57). A closeup of a 125horsepower Caterpillar diesel engine is shown (10:06). Boise Payette Lumber Company uses a Caterpillar D17000 diesel engine in its mill. The film ends by reviewing the benefits of Caterpillar Diesel engines, including fuel efficiency and standardization.

This film is part of the Periscope Film LLC archive, one of the largest historic military, transportation, and aviation stock footage collections in the USA. Entirely film backed, this material is available for licensing in 24p HD, 2k and 4k. For more information visit http://www.PeriscopeFilm.com