01641oem 2200481 450 991071372010332120200812161218.0(CKB)5470000002504486(OCoLC)1183713149(EXLCZ)99547000000250448620200812d1993 da enga|||||||||||||||||||||dur|||||||||||crirdacontentcrdamediacrrdacarrierBedrock-surface altitude in the midwestern basins and arches region of Indiana, Ohio, Michigan, and Illinois /by D.W. BunnerColumbus, Ohio :U.S. Department of the Interior, U.S. Geological Survey,1993.1 online resource (1 map)Water-resources investigations report ;93-4050Includes text, 1 chart, and 2 location maps.Includes bibliographical references.Geology, StructuralMiddle WestMapsAquifersMiddle WestMapsGeology, StructuralfastMiddle WestfastMaps.fastMaps.lcgftGeology, StructuralAquifersGeology, Structural.Bunner Danny W.Jr.,National Regional Aquifer Systems Analysis Program (U.S.)GPOGPOGPOBOOK9910713720103321Bedrock-surface altitude in the midwestern basins and arches region of Indiana, Ohio, Michigan, and Illinois3301456UNINA