[Title] Shot of group of well-dressed men waiting for boat or plane to come. Shots of single pontoon biplane with American markings taxiing up to pier, of flurry of movement on pier. Shot of men hoisting new engine, fitting it to engine nacelle of Vickers Varuna flying boat. LS of airplane in sky. MS of aircraft moored to shore. Shot of single pontooned biplane with American Navy markings on side of fuselage. AERIAL SHOT of water, of plane moored to dock, of water as plane lands. CU of pilot's instrument board, of engine and cylinder heads. ECU of man's head. Shot of seaplane in the air, landing and stopped. Shot of two men servicing Vickers Vedette, of the flying boat being launched, taking off, flying about and landing. Shot of engines of Varuna being started, plane ready for launching. Shot of rough rapids, of bridge, power house. Shot of encampment, of Fairchild 71 taking off. Brief AERIAL SHOT of Aylmer, Quebec. Shot of Agnes McPhail, Member of Parliament jumping off plane for a visit to the base. [Titles interspersed]