01999oam 2200577 450 991071692230332120211122134507.0(CKB)5470000002526976(OCoLC)1154792958(EXLCZ)99547000000252697620200519d1939 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierTests of an N.A.C.A. 23012 airfoil with a slotted deflector flap /by R.O. HouseWashington, [D.C.] :National Advisory Committee for Aeronautics,1939.1 online resource (5 pages, 3 unnumbered pages) illustrationsTechnical note / National Advisory Committee for Aeronautics ;No. 699"April 1939."No Federal Depository Library Program (FDLP) item number.Includes bibliographical references (page 5).Tests of an National Advisory Committee for Aeronautics 23012 airfoil with a slotted deflector flapFlaps (Airplanes)Slotted flaps (Airplanes)AerofoilsWind tunnel testingAerofoilsfastFlaps (Airplanes)fastSlotted flaps (Airplanes)fastWind tunnel testingfastFlaps (Airplanes)Slotted flaps (Airplanes)Aerofoils.Wind tunnel testing.Aerofoils.Flaps (Airplanes)Slotted flaps (Airplanes)Wind tunnel testing.House R. O.1392490United States.National Advisory Committee for Aeronautics,TRAALTRAALOCLCOOCLCFGPOBOOK9910716922303321Tests of an N.A.C.A. 23012 airfoil with a slotted deflector flap3483609UNINA