01900oam 2200517I 450 991071280400332120200213102350.0(CKB)5470000002498148(OCoLC)1107323699(EXLCZ)99547000000249814820190703d1921 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierThe dynamometer hub for testing propellers and engines during flight /by O. Enoch[Washington, D.C.] :National Advisory Committee for Aeronautics,1921.1 online resource (18 pages, 7 unnumbered pages) illustrationsTechnical notes / National Advisory Committee for Aeronautics ;No. 59"July, 1921.""From Zeitschrift fűr Flugtechnik und Motorluftschiffahrt, Vol. X, No. 19."--Page 1."Translated by the Paris Office, N.A.C.A."--Page 14.No Federal Depository Library Program (FDLP) item number.Includes bibliographical references (page 6).DynamometerPropellers, AerialTestingAirplanesMotorsTestingAirplanesMotorsTestingfastPropellers, AerialTestingfastDynamometer.Propellers, AerialTesting.AirplanesMotorsTesting.AirplanesMotorsTesting.Propellers, AerialTesting.Enoch O.1421180United States.National Advisory Committee for Aeronautics,TRAALTRAALOCLCOOCLCFGPOBOOK9910712804003321The dynamometer hub for testing propellers and engines during flight3541789UNINA