Catapult on deck of ship to launch aeroplanes into air.
Full title reads: "Catapulted by explosives. Pilot and amphibian plane shot from the turret of USS "West Virginia".
San Francisco, United States of America (USA).
Various panning M/Ss of US Navy seaplane on a catapult on deck of aircraft carrier / battleship. Crowds of people stand on lower decks of ship looking up at giant catapult. M/S of plane as catapult starts to propel it along. L/S of aeroplane being propelled into the air. Panning shot of plane flying over bay. L/S of plane flying out to sea.
Intertitle: "Slow motion proves the lack of shock".
Slow motion panning shot of plane being launched off plane into the air. We see the plane fly across the bay.