A car equipped with four wheel steering performs in Pontiac, Michigan. A man drives the car in many different ways on a bridge. View of a car wheel. The car is parallel parked between two cars. The car pulls out of space at right angle.
Workers crate finished gun mounts for 20mm Oerlikon guns at General Motors plant in Pontiac, Michigan. Naval officer and shipping foreman inspect mounts to be crated. Workers board up crates of mounts. Workers on gun barrel production line, rough turning barrels before bore is drilled. Rough-turned barrels on conveyor, barrels put on lathe for turning. Workers at machine drill bores. Drilling machines with truck of barrels in the background. Worker at drilling machine. Views of workers at chambering machines. View of Gun testing range, naval officer and plant superintendent examine gun mechanism during test firing.
Workers enter General Motors Plant, Pontiac in Michigan. Overhead sign reads 'This is Our Busy Day War's Working for Uncle Sam'. Exterior of the Plant shows flag pole with 'E' pennant and Ordnance flag. Automobiles parked in the compound.
Government inspector makes final check of gun at General Motors Plant in Pontiac, Michigan. Navy anchor stamped. Rout tag. Officer and inspector stand near completely assembled gun and mount. They examine blueprint and point to gun parts.
The start of the 1931 Ford Commercial Airplane Reliability Tour at the Ford Airport in Dearborn, Michigan, on Sunday July 4th 1931. Opening footage at forefront right shows the Gee Bee model E Sportster flown by Lowell Bayles to a fourth place finish. Forefront center-left is the Great Lakes biplane flown by Joeseph Meehan. A number of various aircraft are parked on the airfield, including an autogyro. Visitors on the airport ramp look at airplanes on display. The museum clock tower and other buildings at Greenfield Village are visible in the background. View looking outward from inside a hanger. A squadron of U.S. Army Air Corps Boeing P-12 pursuit airplanes parked in rows, with propellers all set horizontally. A light high wing monoplane takes off followed, successively, by two Ford trimotor passenger aircraft equipped with wheel pants. View of a biplane landing. A crowd standing in front of a hangar and several officials standing in the grass. People posing on the ramp with airport building in background.
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.