Model unknown, tandem axle straight truck with tank body and 3 axle tank trailer. West Coast Transport circa 1940. Factory photo.

Model unknown, Cardox Fire Truck electric wiring right front side. Factory photo. 1953.

Model HC115, tractor with tandem axle lowboy trailer loaded with railroad car. Western Heavy Hauling Co. Portland, OR. Ernest Sternberg collection.

Model RWS160H, tandem axle straight truck with tank body and 2 axle tank trailer. A. B. Transportation. Portland, OR circa 1946. Ernest Sternberg collection.

Model HC175H, tractor with tank trailer. Studerus Oil Co. Kearny, NJ 1946. Ernest Sternberg collection.

Model unknown, tandem axle tractor with tandem axle lowboy. Farnsworth & Ruggles Draying circa 1939.

Model unknown, Cardox Fire Truck, rear axle. Factory photo. 1953.

Model unknown, tandem axle tractor with tandem logging trailer.

Sterling 20410L Model T 26, 12 ton, 8 wheel drive truck on Army field test. US Army photo circa 1945.

Model GB, tractor with tank trailer. Shell Petroleum Co.

Model 2 & 1/2 ton, worm drive straight truck with stake body. Circa 1920. Ernest Sternberg collection.

Sterling straight truck with Rex cement mixer body. B. Perini & Sons. Ashland, MA. Fred Perkins collection.

Model SB3001D, straight truck with quarry type dump body and Plan-A-Power rear axle. Factory photo. 1951. John Montville collection.

Sterling 20407K Model T 26, 12 ton, 8 wheel drive truck on Army field test. US Army photo circa 1945.

Model unknown, straight truck with wrecker body and wrecked. Pacific Coast Motor Freight. Sterling. A.L. Campbell Towing Co. Portland, OR.

Model unknown, tandem axle straight truck with tank body and 3 axle tank trailer. Reliable Tank Truck Service. California 1937.

Model unknown, tractor with integral sleeper cab. Factory photo.

Model SF7506D, dual chain drive off road truck with dump body.

Sterling 20403F Model T 26, 12 ton, 8 wheel drive truck on Army field test. US Army photo circa 1945.

Model unknown, tractor with open top trailer. Balboni's Express. Norwood, MA.

Model HCS265H, tandem axle tractor with logging trailer. Coos Bay Lumber Co. Powers, OR. July 18, 1948. Ernest Sternberg collection.

Model SB3255D, long wheel base tandem axle cab and chassis. Factory photo. Ernest Sternberg collection.

Model unknown, tractor with lowboy trailer. R. S. Brine Transportation Co. Massachusetts circa 1925.

Sterling 20421 Model 7 ton Sternberg, cowl and chassis with dump body. Factory photo.

Model DD13-65ML, straight truck with stake body. Lukar Bros. Transfer. New York, NY. Ernest Sternberg collection.