An oil factory in Oklahoma, United States. Interior of the factory. Men work in the factory. They work on oil machines. Processing of oil cans.
An oil factory in Oklahoma, United States. Interior of the factory. Men work on a machine. A material drops down from the machine. The men place the material in bags and seal the bags with the help of a machine.
An oil factory in Oklahoma, United States. Interior of the factory. Men work on a machine. 'Sharples Super Centrifuge' written on the machine. Rail road tanker cars loaded with oil at a railway track. Men walk near the railway track. Exterior of the factory. Buildings in the background. Oil tanks in view.
Demonstration of ordnance material at Aberdeen Proving Grounds in Maryland. U.S. Army General William R. Smith stands with Lieutenant Colonel Edward M. Shinkle and other officials. A building in the background. West Point cadets stand at attention. A flag pole on the ground. An officer instructs the cadets. They watch the demonstration of a gun.
Demonstration of ordnance material at Aberdeen Proving Grounds in Maryland. U.S. Army General William R Smith, Lieutenant Colonel Edward M. Shinkle and other officials standing with West Point cadets. They watch the demonstrations of an armored car, a tractor and a tank. Officials aboard a tank moving on the ground. A tank parked in the foreground. Officials aboard an armored car driving past on a road. The cadets and the officials watch a Christie tank. Tanks and armored cars moving along an elevated area.
Demonstration of ordnance material at Aberdeen Proving Grounds in Maryland. U.S. Army General William R Smith, Lieutenant Colonel Edward M. Shinkle and other officials standing with West Point cadets. They watch the demonstration of anti-aircraft guns. The cadets seated on the ground near a railroad station. Soldiers fire anti-aircraft guns at targets.
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