01466nam a2200325 k 4500001001500000005001500015008004100030035002000071040001900091043001200110049002100122052002300143086002200166100003400188245020800222260012400430300003500554440007500589500003300664500002000697504002500717650004800742650003100790651004400821700002400865710005600889710004500945900002800990963012201018WMF000103606  20201125163304940927s1986    us            000   eng    a(OCoLC)13780792  aGIScGIS/dGPO  an-us-in0 lZZ0000141339fXA06aI 19.42/4b85-4340  aI 19.42/4:85-43401 aCohen, David A.0KAC2020Q150610aShallow ground-water flow, water levels, and quality of water, 1980-84, Cowles Unit, Indiana Dunes National Lakeshore/dy David A. Cohen and Robert J. Shedlock /dy David A. Cohen and Robert J. Shedlock   aIndianapolis, Ind.:bU.S. Dept. of the Interior, Geological Survey;aDenver, Colo.:bWestern Distribution Branch,c1986  aiv, 19 p.:bill., maps;c28 cm00aU.S. Geological Survey water-resources investigations report;v85-4340  aShipping list no.: 86-450-P.  a"January 1986."  aBibliography: p. 25. 0aWater, UndergroundzIndianazLake Michigan. 0aGroundwater flowzIndiana. 0aIndiana Dunes National Lakeshore (Ind.)1 aShedlock, Robert J.  aUnited States.bNational Park Service0KAB202010579  aGeological Survey (미국)0KAB20201035510a코헨, 데이비드 A.  aWater,aUndergroundaGroundwateraflowaIndianaaLakeaMichiganaIndianaaIndianaaDunesaNationalaLakeshorea(Ind.)