01609oam 2200505 450 991071514480332120201221093053.0(CKB)5470000002508567(OCoLC)1085124406(OCoLC)985370633(OCoLC)1102661148(OCoLC)995470000002508567(EXLCZ)99547000000250856720190209d1979 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierPlan of study for the northern Midwest regional aquifer-system analysis /W.L. Steinhilber and H.L. YoungMadison, Wisconsin :U.S. Geological Survey,1979.1 online resource (iii, 20 pages) illustrations, mapWater-resources investigations ;79-44"April 1979."Includes bibliographical references (page 20).GroundwaterMiddle WestAquifersMiddle WestAquifersfastGroundwaterfastMiddle WestfastGroundwaterAquifersAquifers.Groundwater.Steinhilber W. L(Walter Louis),1922-1418138Young H. L.Geological Survey (U.S.),OCLCEOCLCECOPOCLCFOCLCQGPOBOOK9910715144803321Plan of study for the northern Midwest regional aquifer-system analysis3528642UNINA