01390nam 2200385I 450 991071342210332120200508090937.0(CKB)5470000002501435(OCoLC)1152894037(EXLCZ)99547000000250143520200501d1973 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierAutomobile exhaust emission surveillance final report /P. J. Donovan ; prepared for : Environmental Protection Agency, Division of Certification and SurveillanceBuffalo, New York :Calspan Corporation,1973.1 online resource (iv, 44 pages) illustrations"Calspan Report no. NA-5194-D-4.""November 1973."Automobile exhaust emission surveillance AirPollutionUnited StatesAutomobilesMotorsExhaust gasAirPollutionAutomobilesMotorsExhaust gas.Donovan P. J.1416852Calspan Corporation,United States.Environmental Protection Agency.Division of Certification and Surveillance,GPOGPOBOOK9910713422103321Automobile exhaust emission surveillance3523609UNINA