Reel Number: 220473-51
Color: Black and White
Sound: SD
Year / Date: 1945,1940s
Country: USA
Location: Philadelphia Navy Yard, Pennsylvania
TC Begins: 12:17:26
TC Ends: 12:18:29
Duration: 00:01:03
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WWII - 1945, USA Military Aviation: Navy Tests World’s Largest Helicopter Intertitle. 12:17:33 Navy PV-3 aka XHRP-X twin-rotor 12-person helicopter demonstrated. Rises vertical, maneuvers, turns, descends & rises again. Double helix Helicopter specially designed for sea rescue. WW2; Prototype Demonstration;