Design and Development Tests of a Four-Bladed Light Helicopter Rotor System

By Cresap Wesley L.   Myers Alan W.   Viswanathan Sathy P.  

Journal of the American Helicopter Society, Vol. 24, Iss. 1, 1979-01 ,pp. : 20-25

AHS International

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Design and Development of a Four-Bladed Tail Rotor System for the USMC H-1 Upgrade Program

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Journal of the American Helicopter Society, Vol. 49, Iss. 2, 2004-04 ,pp. : 99-108

AHS International

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The D.H. Four-Bladed Airscrew: Drawings, With a Brief Description, showing the Principal Features of the New Development

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Aircraft Engineering, Vol. 14, Iss. 1, 1993-12 ,pp. : 14-16

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Key Results From a Higher Harmonic Control Aeroacoustic Rotor Test (HART)

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Journal of the American Helicopter Society, Vol. 42, Iss. 1, 1997-01 ,pp. : 58-78

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Effects of Two/rev Higher Harmonic Control on Rotor Performance

By Cheng Rendy P.   Theodore Colin R.   Celi Roberto  

Journal of the American Helicopter Society, Vol. 48, Iss. 1, 2003-01 ,pp. : 18-27

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