Kjeller Pk X-1 Helicopter. Kjeller Pk X-1 Was A Two-Seater Helicopter Developed By Kjeller Aircraft Factory Under The Direction Of Civil Engineer Paul Kjã¸lseth And Was Regarded As A Purely Experimental Helicopter, Pk X-1 Flew For The First Time In 1955, The Pictures Are Shot In March 2013 By Norwegian Armed Forces Aircraft Collection Which Is A Military Aviation Museum Located At Gardermoen, North Of Oslo, Norway.

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aero air airlifter airmobile aircraft airforce airplane aviation chopper compound engine europe exhibition experimental gardermoen gyrodyne helicopter historic indoors kjelleraircraftfactory kjellerpkx1helicopter lighthelicopter march mechanical military militaryaviationmuseum mission moving nordic norway norwegianarmedforces object old oslo power propeller scandinavia singleengine technology trainer transportation travels twobladed vehicle vintage