Documentary from U.S. Department of the Interior, about truck manufacturing at the General Motors Truck Company, Pontiac, Michigan. An automobile drives away from a house carrying two passengers. In contrast, a truck is seen being filled with earth by a steam shovel.It drives away from the construction site carrying a heavy load. The loaded truck backs up to another construction site where earth is needed and prepares to dump its load. A parking lot filled with parked automobiles at an industrial plant. In contrast, trucks are seen moving along a highway, continuously at work. Men in materials laboratory subject a sample of steel rod to a torsion test.They twist it to the breaking point, in a testing machine.
Various steps of truck manufacturing, at a factory. Ignition system of a truck consists of a magneto and four wires. A heavy generator used for lighting and starting the engine. Workers at factory test engine by power required to start it. View of "GMC" lettering for General Motors Company on the engine block. Trucks driving on uneven and water clogged roads.
Launching of Freighter Henry Ford II by the Ford Motors Company, United States. Men look down from the bow of Freighter Henry Ford II. Other men stand near it on dock. Freighter launched, drags into seawater. U.S. National flag on the ship. Sea waves rise to the deck of ship. Spectators on land watch the launch.
Students of Balloon and Airship schools ran by the U.S. Air Service, training on balloons and dirigibles at various places in United States. Dirigible ZDUS-1 flying in sky. Commanding Officer of the school William H. Hensley takes his son aboard cabin of a dirigible. It flies over city of Norfolk. The buildings, bridges and ships anchored at harbor. Crew members in the pilot house. Navigation Captain Dale Mabry instructs crew members. An engineer walk on pipes and repairs and oils one of the engines while in air. Shadow of dirigible on ground
Pilot study on Freeway Control System for controlling the pressure of increasing traffic on roads. Model design of control system developed to control traffic congestion problem on Gulf Freeway. Merge detector, gap speed detector employed on the road control entry of cars. Various indicators used and the control equipment at surveillance head office. Urban areas utilize the system.
Making of the dirigible USS Akron at Akron in Ohio. A large hanger inside which the huge dirigible assembled. Rear Admiral Moffett and other officials drive golden rivet into Akron structure. U.S. flag hangs in center of a large round frame work which is part of USS Akron. Workers raise second ring into place. Successive circular frames attached with each other make skeleton of the airship. Adding nose and tail section to the skeleton completes the dura aluminum skeleton.
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