Royal Air Force (R.A.F) Boston bombers over occupied Europe during World War II. The bombers strike Nazi German war plants in occupied Europe during low level attacks. Aerial view of explosions on the ground.
Aerospace tests on monkeys and chimpanzees at the New York Academy of Sciences in New York City. The U.S. Air Force demonstrates how aerospace monkeys respond to commands during simulated altitude changes as would occur in space travel. An airman near technical equipment and systems. A chimpanzee in a seat. An officer observes. Monkey in a cage. Airman at controls of a machine that reads 'A Performance Task for Maintaining Behavior'. The chimpanzee in a reclining chair. His image on a close circuit television. The chimpanzee seated in a chair explores the controls.
United States Army Air Service activities in Baltimore, Maryland. A parachutist stands on the lower wing of a biplane. He opens the parachute and jumps from the aircraft.
United States Army Air Service personnel demonstrate parachute jumps at Mitchel Field in New York. A sergeant on a plane with a parachute on his back. The sergeant jumps from the aircraft. He opens the parachute and lands without mishap. A view of the sergeant dropping from the aircraft. The second jump from the aircraft. A delay in opening of the parachute. The sergeant lands safely.
While World War 1 was already underway in Europe, before the United States Air Service began to build up. Two U.S. DeHavilland DH-4 aircraft taking off. A formation of DH-4s in flight. A DH-4 upside down on the ground with soldiers all around it, including one sitting on a rock. Airplanes attacking a barrage balloon aloft, which burns and plummets to earth trailing dark black smoke. A candidate United States pilot undergoing physical testing. He is placed in a spinning chair and spun at high speed. Another pilot candidate performs a visual test with an array of lights on a panel being lit. Prospective Army pilots in U.S. Army uniforms marching and on a flight line with JN-4 Jenny training aircraft. Cadet turns propeller of a Curtiss JN-4 training airplane and the engine starts. Formation of DH-4 aircraft in flight. Lumberjacks in American northwest area of Oregon or Washington state felling a giant spruce tree after cutting it with a two man saw in the Cascade mountain forests. Massive Logs being transported by railroad to logging mills for eventual use in airplane factories. Men and many women war production workers busy working at an American airplane fabricating plant or factory during World War 1.
Views of U.S. Army Air Service Lieutenant James Doolittle, winner of the Schneider Cup Race, and of his Curtiss R3C-2 airplane equipped with floats. Brief view of Lieutenant Cyrus Bettis, climbing out of his R3C racing airplane, after winning the Pulitzer Trophy.
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