U.S. Army First Cavalry Division soldiers at their base camp at Alamito, after military exercises. Dust is raised, in the distance, by units returning from maneuvers. Elements of the 7th and 8th Cavalry Regiments mounted in formations. Sweeping views of the Base Camp show many tents, some motor vehicles, and several more permanent structures. Transport military trucks near the camp. Units of the 82nd Field Artillery (Horse) Battalion on a dusty path leading to the Base Camp. Their teams of horses haul field artillery pieces and caissons. Numerous horse-drawn ambulances are seen flying red cross flags. A motorized ambulance and a staff car are also seen. Numerous horse-drawn supply wagons bring up the rear.
Soldiers of the U.S. Army 82nd Field Artillery (Horse) Battalion, assigned to the 1st Cavalry Division, communicate via a field telephone, on maneuvers in Marfa, Texas. Behind them several gunners stand with their field pieces. The 82nd Field Artillery fire a battery of French 75 field pieces.
Elements of the U.S. Army 1st Cavalry Division and 82nd Field Artillery (Horse) Battalion maneuver in field exercises at Marfa, Texas. They are seen organizing, riding, and moving artillery and supplies to various positions.
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.
Steps of truck manufacturing, at a General Motors factory in Pontiac, Michigan, USA. Workers at a factory work for casting engine block of a truck. Mould of engine poured with molten metal. When casting has set, the chain pulley crane lifts the engine so formed. Smoothening and reaming for cylinders of engine with various machines. Cylinder walls cast, then machined for uniform thickness on lathe machine. Worker fixes cylinder walls with engine housing.
Various steps of truck manufacturing, at a General Motors factory in Pontiac Michigan, United States. Workers at a factory work on pistons of engine cylinders. Shaping and milling machines work upon the pistons. Drilling oil holes in the pistons. Workers inspect and weigh pistons precisely. Comparison of sizes of truck and a car. Hollow cut section of a pistons of truck.