LEADER 02047oam 2200601I 450 001 9910715055003321 005 20201118093902.0 035 $a(CKB)5470000002507454 035 $a(OCoLC)761466117 035 $a(EXLCZ)995470000002507454 100 $a20111115j196809 ua 0 101 0 $aeng 135 $aur||||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aFlight investigation of the effects of Apollo heat-shield singularities on ablator performance /$fby Thomas E. Walton, Jr., William G. Witte, and Brian J. O'Hare 210 1$aWashington, D.C. :$cNational Aeronautics and Space Administration,$dSeptember 1968. 215 $a1 online resource (60 pages) $cillustrations 225 1 $aNASA technical note ;$vTN D-4791 300 $a"September 1968." 320 $aIncludes bibliographical references (page 14). 606 $aAblative materials 606 $aSpace trajectories 606 $aAerodynamics 606 $aMaterials at high temperatures 606 $aAblative materials$2fast 606 $aAerodynamics$2fast 606 $aMaterials at high temperatures$2fast 606 $aSpace trajectories$2fast 615 0$aAblative materials. 615 0$aSpace trajectories. 615 0$aAerodynamics. 615 0$aMaterials at high temperatures. 615 7$aAblative materials. 615 7$aAerodynamics. 615 7$aMaterials at high temperatures. 615 7$aSpace trajectories. 700 $aWalton$b Thomas E.$02084 702 $aWitte$b William G. 702 $aO'Hare$b Brian J. 712 02$aUnited States.$bNational Aeronautics and Space Administration, 712 02$aLangley Research Center. 801 0$bOCLCE 801 1$bOCLCE 801 2$bOCLCQ 801 2$bOCLCF 801 2$bOCLCQ 801 2$bGPO 906 $aBOOK 912 $a9910715055003321 996 $aFlight investigation of the effects of Apollo heat-shield singularities on ablator performance$93526800 997 $aUNINA