Various shots of Fairey seaplane being prepared, of seaplane being launched by catapult from plane carrier "HMS Slinger". Rear shot of plane being launched from carrier "HMS Vindex". Shots of experimental Sopwith Pupp airplane with wheels under wings being lauched from rails, of plane landing. Shots of Compania biplane taking off from skid-launching-platform on carrier "HMS Puncher", landing in water and being hauled onto carrier ship by crane hoist. Shots of crew of men of Royal Flying Corps and of Royal Navy preparing plane for launching, including views of Canadian naval officers observing operations. Shots of Compania biplane landing at aerodrome near London, of airplane taking off. [titles interspersed]