Aircraft in flight during United States Air Corps Demonstrations at Command Schools in United States. U.S. Army Air Corps bomber aircraft Keystone LB-5 in flight. Planes in formation. Several U.S. Army Air Corps Curtiss-Martin bomber aircraft NBS-1 in flight in formation. Aerial view of the land below.
Air Corps Demonstrations team during tour of Command Schools United States. Inspection of aircraft equipment by Congressmen and other Government officials. United States Assistant Secretary of War for Air F. Trubee Davison talks to U.S. Brigadier General Benjamin Foulois and other staff. Men stand together in front of the aircraft parked on a field. Bombs lying on the ground. Two men arrange them. A sign near the bombs read 'Danger'. Two men fuse bombs in an aircraft. U.S. Army Air Corps attack aircraft Curtiss A-3 Falcon in flight. The planes frag bomb on targets. Smoke rises up due to explosions.
The dedication of Boulder Dam by President Franklin Roosevelt in the United States. United States President Franklin Roosevelt speaks at a ceremony. Several dignitaries seated behind the President. The President dedicates Boulder Dam to the progress of the nation. View of whole of Boulder Dam. Vehicles pass along a road on the dam. The Lake Mead, the reservoir filling behind the dam. A boat carrying several people in the lake. Rocks in the midst of the lake.
The U.S. Coast Guard cutter Itasca in the harbor in United States. Several flags on a rope on the cutter. Men aboard the cutter. U.S. flag displayed on the cutter. Men on the deck of the cutter. The bow of the Coast Guard cutter. Men at work on the base of the cutter bow. U.S. flag and United States Coast Guard flag on the bow of the cutter. The cutter rolls on to the water from the harbor.
Operation and installation of the A-N Gun Camera, or Army-Navy aircraft Gun Camera, in the United States. A North American AT6 USAAF ( United States Army Air Force ) plane in flight. A pilot in the cockpit. In the Armament Camera Department a man explains about the functioning and operation of an A-N Gun Camera. He gives details about the lenses, filters, operating speed, light conditions and oiling. He explains about the parts of the gun camera like heat wire, motor, driving gear and relays. Few instruction tags on the camera.
Operation and installation of an Army-Navy aircraft Gun Camera in a North American AT6 USAAF ( United States Army Air Force ) plane in the United States. Aromere in the cockpit explains about the mounting and loading of the A-N Gun camera using cables, connectors and triggers. He gives details about the adjustments of lenses, filters,operating speed and light conditions. He mounts and installs the camera by making the electrical connections.
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