02056oam 2200613 450 991071392420332120201022102655.0(CKB)5470000002506423(OCoLC)681512804(OCoLC)647563252(OCoLC)985370853(OCoLC)995470000002506423(EXLCZ)99547000000250642320101115d1985 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierReconnaissance of mine drainage in the coal fields of eastern Pennsylvania /by Douglas J. Growitz, Lloyd A. Reed, and Mark M. BeardHarrisburg, Pennsylvania :U.S. Geological Survey,1985.1 online resource (vi, 54 pages) illustrations, mapsWater-resources investigations report ;83-4274Includes bibliographical references (pages 53-54).Mine drainagePennsylvaniaCoal mines and miningEnvironmental aspectsPennsylvaniaWaterPollutionPennsylvaniaCoal mines and miningEnvironmental aspectsfastMine drainagefastWaterPollutionfastPennsylvaniafastMine drainageCoal mines and miningEnvironmental aspectsWaterPollutionCoal mines and miningEnvironmental aspects.Mine drainage.WaterPollution.Growitz Douglas J.1416027Reed Lloyd A.Beard Mark M.Geological Survey (U.S.),OCLCEOCLCEOCLCQOCLCOOCLCQOCLCFOCLCOOCLCQCOPOCLCAGPOBOOK9910713924203321Reconnaissance of mine drainage in the coal fields of eastern Pennsylvania3519868UNINA