Trials with the catapult plane on board De Ruyter

The Dutch cruiser "De Ruyter" lifts up a seaplane on the high seas - by launching it with a steam(?) catapult - and this plane is brought back on board after landing at sea. SHOTS: -Div. shots seaplane flies above the sea and lands on the water; is towed to ship by motorboat that sailed out; is fished out of the water by crane and brought back on board; -group of naval officers and some civilians …