01620oam 2200517I 450 991071285100332120200610084831.0(CKB)5470000002497673(OCoLC)1105632595(EXLCZ)99547000000249767320190625d1920 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierThe Steadiness Factor in engine sets /by W. Margoulis[Washington, D.C.] :National Advisory Committee for Aeronautics,1920.1 online resource (10 pages, 2 unnumbered pages) illustrationsTechnical notes / National Advisory Committee for Aeronautics ;No. 19"December, 1920."No Federal Depository Library Program (FDLP) item number.Includes bibliographical reference (page 1).AirplanesMotorsVibrationVibration (Aeronautics)AirplanesMotorsfastAirplanesMotors.Vibration.Vibration (Aeronautics)AirplanesMotors.Margoulis W.1886-1392054United States.National Advisory Committee for Aeronautics,TRAALTRAALTRAALOCLCOGPONJTOCLCQSTFGPOBOOK9910712851003321The Steadiness Factor in engine sets3451310UNINA