000219605 000__ 01835ces\a2200469\a\45e0 000219605 001__ 219605 000219605 005__ 20220217104143.0 000219605 006__ sar\\\\\\\\f0\\\\0 000219605 007__ he\bmb024bbca 000219605 008__ 990802c19uu9999mdu\\\\\\\c\\f\\0\\\eng\d 000219605 010__ $$a 99028494 000219605 0341_ $$aa$$b250000$$dW0770000$$eW0760000$$fN0390000$$gN0380000 000219605 035__ $$a(OCoLC)40879636 000219605 035__ $$a219605 000219605 037__ $$bUSGS Books and Open-File Reports Section, Denver, CO 80225 000219605 040__ $$aGPO$$cGPO$$dISE 000219605 042__ $$alcd 000219605 043__ $$an-us-md 000219605 049__ $$aISEA 000219605 052__ $$a3841 000219605 074__ $$a0624-H (MF) 000219605 0860_ $$aI 19.76: 000219605 1102_ $$aGeological Survey (U.S.) 000219605 24510 $$aPotentiometric surface of the Magothy Aquifer in southern Maryland$$h[microform] /$$cU.S. Department of the Interior, U.S. Geological Survey ; prepared in cooperation with Maryland Geological Survey and Maryland Tidewater Administration. 000219605 255__ $$aScale 1:250,000$$c(W 77⁰--W 76⁰/N 39⁰--N 38⁰). 000219605 260__ $$aTowson, Md. :$$bU.S. Geological Survey ;$$aDenver, Colo. :$$bBooks and Open-File Reports [Section, distributor, 000219605 300__ $$amaps ;$$c22 x 17 cm. 000219605 310__ $$aAnnual 000219605 4901_ $$aOpen-file report 000219605 500__ $$aPotentiometric contours. 000219605 500__ $$a"Base from USGS Digital line graph, 250,000." 000219605 500__ $$aCoordinates for map based on: Sept. 1989. 000219605 500__ $$aDescription based on: Sept. 1989. 000219605 533__ $$aMicrofiche.$$m<Sept. 1989->$$b[Denver, Colo. :$$cU.S. Geological Survey].$$emicrofiches : negative. 000219605 650_0 $$aGroundwater$$zMaryland, Southern$$vMaps. 000219605 650_0 $$aAquifers$$zMaryland, Southern$$vMaps. 000219605 651_0 $$aMagothy Aquifer$$vMaps. 000219605 7101_ $$aMaryland.$$bTidewater Administration. 000219605 7102_ $$aMaryland Geological Survey. 000219605 830_0 $$aU.S. Geological Survey open-file report. 000219605 85231 $$bdfich$$hI 19.76: 000219605 909CO $$ooai:library.usi.edu:219605$$pGLOBAL_SET 000219605 936__ $$aSept. 1993 LIC 000219605 980__ $$aBIB 000219605 980__ $$aGOV RESOURCE 000219605 994__ $$aE0$$bISE