U.S. Army Air Corps Martin B-10 bombers B-10 planes parked on an airfield in California. Several ground crewmen carry 300 lb bombs under a B-10. Two other B-10s parked in the background. Fuse is placed in the nose of a 300lb bomb. Armament men install bombs in the bomb bay of a B-10. The bomb bay doors close. B-10s in flight. An outline of a ship marked in a desert as a target. Five officers at an observation post on the ground. The release and the descent of the 300 lb bombs. Several bombs explode on the target in the desert. A pilot at the controls of a B-10. Bombs explode on the targets. Smoke from the bombardment.
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.
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. The cadets and officials watch the demonstration of a 16 inch coastal gun. Smoke rises as the gun is fired.
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 by a keystone bomber. Men load a bomb in the bomb bay of an airplane. A man inserts the primer detonator in the fuse assembly. He threads the end of the arming wire through one set of holes in the arming vane. Smoke rises as the airplane drops the bomb.
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