01530nam a2200337 k 4500001001500000005001500015008004100030034005700071035002000128040001300148049002100161052002000182086001900202110004500221245024500266255008300511260003800594300002300632490002100655500009200676650004000768650003300808651002000841700004500861700003700906700003700943710003200980710003601012830005801048963008601106WMF000104673  20201124130811830525s1982    us        a     0   eng  1 aab560000/dW0770000.eW0763000fN0390000gN03830000  a(OCoLC)09543947  aGPOcGPO0 lAV0000033848fXA06aI 19.76b82-257  aI 19.76:82-257  aGeological Survey (미국)0KAB20201035510aMap showing the potentiometric surface of the Magothy aquifer in southern Maryland, September, 1981hmicroform/dy Frederick K. Mack, Judith C. Wheeler, and Stephen E. Curtin /dy Frederick K. Mack, Judith C. Wheeler, and Stephen E. Curtin   aScale [ca. 1:560,000]c(W 77p0s00'--W 76p0s30'/N 39p0s00'--N 38p0s30')  a[Towson, Md.]:bThe Survey,c1982  a1 map;c21 x 16 cm00aOpen-file report  aMicrofiche. [Denver, Colo. : U.S. Geological Survey, 1982?]. 1 microfiche ; 11 x 15 cm. 0aWater, UndergroundzMarylandxMaps. 0aWater tablezMarylandxMaps. 0aMarylandxMaps.1 aMack, Frederick K.,d-20070KAC2020S13381 aWheeler, Judith C.0KAC2020S89641 aCurtin, Stephen E.0KAC2020Q5655  aMaryland Geological Survey.  aMaryland Energy Administration. 0aOpen-file report (Geological Survey (U.S.));v82-257.  aWater,aUndergroundaWateratableaMapsaMapsaMarylandaMarylandaMarylandaMaps