01929oem 2200457Ia 450 991069614470332120070927120214.0(CKB)5470000002375365(OCoLC)169877430(EXLCZ)99547000000237536520070907d2007 ua engb|||||||||||||||||||||durcnu--|m||||crdrdacontentcrdamediacrrdacarrierSurficial geologic map of the Ashby-Lowell-Sterling-Billerica 11-quadrangle area in northeast-central Massachusetts[electronic resource] /compiled by Byron D. Stone and Janet R. Stone ; U.S. Department of the Interior, U.S. Geological Survey ; prepared in Cooperation with the Commonwealth of Massachusetts, Office of the State Geologist and Executive Office of Energy and Environmental Affairs[Reston, Va.?] :U.S. Geological Survey ;Denver, CO :Information Services [distributor],2007.Electronic maps HTML, digital, PDF fileOpen-file report ;2006-1260-CTitle from HTML index page (viewed on Sept. 6, 2007).Includes location map.Includes bibliographical references.Geology, StructuralMassachusettsMapsMaps.lcgftGeology, StructuralStone Byron D1393236Stone Janet Radway1382543Geological Survey (U.S.)Massachusetts.Office of the State Geologist.Massachusetts.Executive Office of Environmental Affairs.GISGISGPOBOOK9910696144703321Surficial geologic map of the Ashby-Lowell-Sterling-Billerica 11-quadrangle area in northeast-central Massachusetts3512255UNINA