These C.B. Johnson Company 1956 Autocar DC10364S truck tractors with Cummins 335 horsepower engine gets ready for their day's work around the derelict tram house at Ophir Loop, Colorado in the late '50s. The butterfly hood on one of the Autocar DC10364S tractors is open for routine engine maintenance. The Autocar trucks, tractors, dump bodies, converter dollies and dump trailers are all built from Alloy Forms white metal kits. The '50 Chevrolet pickup truck in the background is from Busch. Previously featured in Photo Gallery 501.

Posted March 18, 2012