02293nam 2200457I 450 991071349230332120200415164753.0(CKB)5470000002500726(OCoLC)1150889315(EXLCZ)99547000000250072620200415j197907 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierA study of one gasoline-fueled engine line comparing emission results between 1969 engines and 1979 engines on three test procedures the heavy-duty transient engine test, the heavy-duty 9-mode engine test, and the light-duty truck chassis test /by William B. Clemmens and Timothy P. Cox[Ann Arbor, Mich.] :Standards 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,July, 1979.1 online resource (16 pages)"SDSB 79-16.""July, 1979."Includes bibliographical references.Study of one gasoline-fueled engine line comparing emission results between 1969 engines and 1979 engines on three test procedures Motor vehiclesMotorsExhaust gasAnalysisMotor vehiclesMotorsExhaust gasMeasurementAir qualityStandardsUnited StatesMotor vehiclesMotorsTestingTechnical reports.lcgftMotor vehiclesMotorsExhaust gasAnalysis.Motor vehiclesMotorsExhaust gasMeasurement.Air qualityStandardsMotor vehiclesMotorsTesting.Clemmens William B.1389632Cox Timothy P.United States.Environmental Protection Agency.Office of Mobile Source Air Pollution Control.Emission Control Technology Division.Standards Development and Support Branch,GPOGPOBOOK9910713492303321A study of one gasoline-fueled engine line comparing emission results between 1969 engines and 1979 engines on three test procedures3491418UNINA