LEADER 02412nam 2200541I 450 001 9910712846503321 005 20200130143411.0 035 $a(CKB)5470000002497718 035 $a(OCoLC)1138033159 035 $a(EXLCZ)995470000002497718 100 $a20200130j198103 ua 0 101 0 $aeng 135 $aur||||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$a1972-73 heavy-duty engine baseline program and NOx emission standard development /$fTimothy Cox [and four others] 210 1$a[Ann Arbor, Mich.] :$cStandards Development and Support Branch, Emission Control Technology Division, Office of Mobile Source Air Pollution Control, Office of Air, Noise and Radiation, U.S. Environmental Protection Agency,$dMarch 1981. 215 $a1 online resource (2 volumes) $cillustrations 300 $a"March 1981." 300 $a"EPA-AA-SDSB-81-01." 300 $aReport number for Appendix A assigned by the National Service Center for Environmental Publications (NSCEP); SDSB8101A. 300 $aChiefly tables. 320 $aIncludes bibliographical references. 327 $aReport -- Appendix A. 517 3 $a1972-73 heavy-duty engine baseline program and oxides of nitrogen emission standard development 606 $aEngines$xStandards$zUnited States 606 $aEngines$xTesting 606 $aNitrogen oxides$xStandards 606 $aMotor vehicles$xMotors$xExhaust gas$xMeasurement 606 $aMotor vehicles$xMotors$xExhaust gas$xAnalysis 606 $aAtmospheric nitrogen oxides 606 $aAir$xPollution$xStandards$zUnited States 615 0$aEngines$xStandards 615 0$aEngines$xTesting. 615 0$aNitrogen oxides$xStandards. 615 0$aMotor vehicles$xMotors$xExhaust gas$xMeasurement. 615 0$aMotor vehicles$xMotors$xExhaust gas$xAnalysis. 615 0$aAtmospheric nitrogen oxides. 615 0$aAir$xPollution$xStandards 700 $aCox$b Timothy$01394229 712 02$aUnited States.$bEnvironmental Protection Agency.$bOffice of Mobile Source Air Pollution Control.$bEmission Control Technology Division.$bStandards Development and Support Branch, 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910712846503321 996 $a1972-73 heavy-duty engine baseline program and NOx emission standard development$93451308 997 $aUNINA