01725oam 2200469 450 991070585910332120170727110357.0(CKB)5470000002453825(OCoLC)965932393(OCoLC)891575133(OCoLC)995470000002453825(EXLCZ)99547000000245382520161213d1962 uy 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierRelation between ground water and surface water in Brandywine Creek Basin, Pennsylvania /by F.H. Olmsted and A.G. HelyWashington :United States Department of the Interior, Geological Survey,1962.1 online resource (iii, A-21 pages) illustrations, mapsGeological Survey professional paper ;417-A"Contributions to stream-basin hydrology."Includes bibliographical references (page A-21).HydrologyBrandywine Creek Watershed (Pa. and Del.)GroundwaterBrandywine Creek Watershed (Pa. and Del.)HydrologyfastUnited StatesBrandywine Creek WatershedfastHydrologyGroundwaterHydrology.Olmsted F. H(Franklin Howard),1921-1391281Hely Allen G(Allen Grant),1908-1991,Geological Survey (U.S.),OCLCEOCLCECOPOCLCQGPOBOOK9910705859103321Relation between ground water and surface water in Brandywine Creek Basin, Pennsylvania3484604UNINA