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.