HAS, looking forward, of port deck of coastal patrol ship crowded with sailors during a patrol. LS of corvette and smaller ship at sea, ventilator of camera ship visible at right hand frame line. Shots of sailors are shown loading crates of canned milk onto cruiser in Halifax Harbour. Shot of coastal gun being manned on the double during practice alert. HAS of navy officers and men lined up aboard warship to receive high-ranking officer and woman during visit. Head on shot of freighter at sea. Rear shot of man and woman on stand at ship launching, of woman releasing bottle. MLS of the hull of newly launched freighter. PAN from ship to spectators on shore. Interesting shot of ice breaker being launched sideways, hitting the water with a splash. MSs of sailors at work on deck of ship. Rear view of small ship as sailors drop buoy overboard. Three sailors wearing helmets rush to ship's railing and fire rifles out to sea, ships visible in extreme distance. Shots of soldiers loading coastal gun, elevating it. Shot of muzzle of gun elevating past the camera. Shot of warship moving at high speed, of sailor using semaphores. Shot of deck of warship, PAN to Quebec City. HASs of ice breaking as prow of ice breaker cuts through. Shots of wing and bomb of Stranraer flying-boat during flight.