A United States Army training film about chemical warfare and the Chemical Warfare Service. United States soldiers install Livens gas projectors (delivering smoke) directed towards mock enemy in trenches. Explosions on the ground with smoke spreading in the surrounding area.
A United States Army training film about the chemical warfare service. United States Navy battleship USS Tennessee (BB-43) serves as training target for U.S. aircraft dropping smoke bombs onto the USS Tennessee. Explosions around the battleship. Smoke rises all around the ship.
A United States Army training film about chemical warfare. A smoke curtain is laid by aircraft in front of the USS Tennessee (BB-43). The half mile curtain is hanged in front of the ship in 18 seconds. Aircraft is seen flying over the battleship leaving a trail of smoke. Smoke completely blocks the ship.
American plane bombs a U.S. ship during aerial bombarding testing in United States. Pilot in an American plane. U.S. ship underway at sea. Aircraft bombards a ship during aerial bombarding testing. Brief view of Sikorsky S-38 amphibians in flight. Plane flies above a ship. Explosions and smoke rises. A United States aircraft carrier at sea.
A man pedals a test airplane down a ramp in attempt to fly. It falls off the end of the ramp. The pilot climbs out unhurt.
Pilot takes off from pasture field in an ultralight biplane. He successfully flies and lands in the pasture.