LEADER 02173oam 2200589 450 001 9910717109103321 005 20220222132817.0 035 $a(CKB)5470000002529129 035 $a(OCoLC)1158388789 035 $a(EXLCZ)995470000002529129 100 $a20200615d1940 ua 0 101 0 $aeng 135 $aurbn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aWind-tunnel tests of an NACA 23021 airfoil equipped with a slotted extensible and a plain extensible flap /$fby Thomas A. Harris and Robert S. Swanson 210 1$aWashington, [D.C.] :$cNational Advisory Committee for Aeronautics,$d1940. 215 $a1 online resource (6 pages, 4 unnumbered pages) $cillustrations 225 1 $aTechnical note / National Advisory Committee for Aeronautics ;$vno. 782 300 $a"November 1940." 300 $aNo Federal Depository Library Program (FDLP) item number. 320 $aIncludes bibliographical references (page 6). 517 3 $aWind-tunnel tests of an National Advisory Committee for Aeronautics 23021 airfoil equipped with a slotted extensible and a plain extensible flap 606 $aAerofoils 606 $aWind tunnel testing 606 $aFlaps (Airplanes) 606 $aDrag (Aerodynamics) 606 $aAerofoils$2fast 606 $aDrag (Aerodynamics)$2fast 606 $aFlaps (Airplanes)$2fast 606 $aWind tunnel testing$2fast 615 0$aAerofoils. 615 0$aWind tunnel testing. 615 0$aFlaps (Airplanes) 615 0$aDrag (Aerodynamics) 615 7$aAerofoils. 615 7$aDrag (Aerodynamics) 615 7$aFlaps (Airplanes) 615 7$aWind tunnel testing. 700 $aHarris$b Thomas A.$0467642 702 $aSwanson$b Robert S. 712 02$aUnited States.$bNational Advisory Committee for Aeronautics, 801 0$bTRAAL 801 1$bTRAAL 801 2$bOCLCO 801 2$bOCLCF 801 2$bGPO 906 $aBOOK 912 $a9910717109103321 996 $aWind-tunnel tests of an NACA 23021 airfoil equipped with a slotted extensible and a plain extensible flap$93546330 997 $aUNINA