01832oas 22006733 450 991089580400332120251106213014.0(DE-599)ZDB2161424-6(OCoLC)692137351(CONSER) 2016203128(CKB)110985822452184(EXLCZ)9911098582245218420101212b19792001 ub aengurbn||||||abpurbn||||||adatxtrdacontentcrdamediacrrdacarrierIowa geology /Iowa Geological SurveyIowa City, Iowa :Iowa Geological Survey,1979-Iowa City, Iowa :Department of Natural Resources, Geological Survey Bureau0193-4856 Iowa geol.GeologyIowaPeriodicalsMines and mineral resourcesIowaPeriodicalsGeologyfast(OCoLC)fst00940627Mines and mineral resourcesfast(OCoLC)fst01022541IowafastPeriodicalsfastGeologyMines and mineral resourcesGeology.Mines and mineral resources.557.3557.77/05Iowa.Department of Natural Resources.Geological Survey Bureau.Iowa Geological SurveyOCLCEOCLCEOCLCQOCLCFOCLCONUIOCLCSOCLCQDLCOCLCODLCOCLOCLCOOCLCADLCOCLCLOCLCQJOURNAL9910895804003321Iowa geology4262616UNINA