U.S. Army soldiers line up as officer hands each an award document on completion of Advanced Individual Training (AIT) and congratulates each one. Scenes of U.S. Army soldiers undergoing specialized training, including paratroopers training on towers and ziplines, rangers, and Special Forces learning tracking skills and honing hand-to-hand combat skills. Soldiers of Special Forces with camouflage make up on their faces trained in guerrilla and jungle warfare.
Men and women walking on a busy street in fashions of the early 1900's. Women in America demand suffrage on the basis of equal rights as men. Women demonstrate and march on the streets carrying banners, demanding suffrage for American women.
A man drives a forklift to stacked engine housings and loads up at Wright engine plant. A man at the plant operates a cylinder wall boring machine. Two workers smooth out a section of Allison engine, engine on a metal lathe. Allison engine block ground down. A man works on a metal lathe. A machine boring stud bolt holes in engine block. A worker checks cylinder sleeve and men assemble Allison engine. Workers fasten carburetors to engine and assemble carburetors. A worker screws down on tap and valve cover. Workers connect exhausts to manifold and push finished Allison engine. A man checks Allison engine parts. Factory workers crate Allison engine. Allison engine run up on test stand.
Factory workers turn radial engines over a rack at Wright engine plant. Gears assembled in accessory section of radial engine. Worker puts a butt plate on gear housing of a radial engine. Worker assembles a radial engine and a propeller shaft. Inspector's arm bends as he inspects the engine. Workers put ignition on radial engine. A worker turns radial engine on stand.
Views, from observation boat, of Hughes H-4 Hercules flying boat,as it taxis in the water during engine startup, beginning with the inboard engines. The flying boat is photographed as it accelerates to flying speed and then as it maneuvers in the water after completing its short flight.
Hughes H-4 Hercules flying boat taxiing on two inboard engines in water moments before its maiden flight. A ship in the background and a Sikorsky R-4B Luzon helicopter ("Hoverfly") in flight in the background. The aircraft starts all eight engines, accelerates toward flying speed and her hull rises in the water as she approaches lift off on maiden flight.
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