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Sessions in the Wholesalers Building
Text of the lecture made by Mr Harry S Pack
1 other sections not shown
aircraft airfield airline airplanes airport answer appareil backward take-off believe blades Brussels city centre copter cost cruising speed Cummings deux DORAND engine failures engine helicopter experience Fairey Aviation Company feel film fixed wing fixed-wing aircraft flown forward flight fuselage future G.S. Hislop gazeuse Gentlemen gine going heli Helicopter Congress helicopter designer helicopter operations helicopter traffic hélicoptères hovering Hubschrauber IATA knots l'on landing lecture Ledeboer load LOUIS BREGUET machine Marchetti Meijer Drees Meuse river miles minesweeping Morain moteurs noise Paris passengers Piasecki Piasecki Helicopter Corporation pilot piston poids possible privaten Marktes Questions and remarks responsabilité roof top heliports Rotodyne rotor helicopters Rotterdam Helicopter roues routes Sabena seat SHAPIRO Sikorsky single engine small helicopter Tactical Air Command tandem rotor technique tion towns transmission transport helicopter TREIBEL turbines types of helicopters U.S. Army volet vortex ring weight York Airways