A quick peak at the USS Dolphin - the American Navy's newest submarine.
Full title reads: "Uncle Sam's latest Sub. The Dolphin - 'last word' in underwater craft - goes on trials."
United States of America.
Various shots of the USS Dolphin the latest addition to the US Navy submarine fleet.
A man wearing breathing apparatus demonstrates the escape hatch.
Men gather around a life boat on the deck. A man signals with flags from the conning tower.
L/S of the submarine which is currently undergoing trials.
C/U the captain looking through binoculars.
(All very quick cuts) (Sound track runs on after pictures)