LEADER 01580oam 2200457 450 001 9910716971303321 005 20211103131201.0 035 $a(CKB)5470000002526481 035 $a(OCoLC)1282246460 035 $a(OCoLC)995470000002526481 035 $a(EXLCZ)995470000002526481 100 $a20211103j196904 ua 0 101 0 $aeng 135 $aur||||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aSensitivity of subsonic transport range to turbofan engine design /$fby Robert W. Koenig and Laurence H. Fishbach 210 1$a[Washington, D.C] :$cNational Aeronautics and Space Administration,$dApril 1969. 215 $a1 online resource (approximately 20 pages) $cillustrations 225 1 $aNASA/TM ;$vX-52603 300 $a"April 1969." 320 $aIncludes bibliographical references (page 10). 606 $aTurbofan engines$2nasat 606 $aSubsonic flow$2nasat 606 $aDescent propulsion systems$2nasat 606 $aAscent propulsion systems$2nasat 615 7$aTurbofan engines. 615 7$aSubsonic flow. 615 7$aDescent propulsion systems. 615 7$aAscent propulsion systems. 700 $aKoenig$b Robert W.$01406898 702 $aFishbach$b Laurence H. 712 02$aUnited States.$bNational Aeronautics and Space Administration, 801 0$bGPO 801 1$bGPO 801 2$bGPO 906 $aBOOK 912 $a9910716971303321 996 $aSensitivity of subsonic transport range to turbofan engine design$93513042 997 $aUNINA