01630nam 2200409 450 991071283440332120200213091735.0(CKB)5470000002497840(OCoLC)1140447156(EXLCZ)99547000000249784020200213d2019 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierAssessment of undiscovered gas resources in the Middle Devonian Marcellus Shale of the Appalachian Basin Province, 2019[Reston, Va.] :U.S. Department of the Interior, U.S. Geological Survey,2019.1 online resource (2 unnumbered pages) color mapsFact sheet / U.S. Geological Survey,2327-6932 ;2019-3050"October 2019.""Appalachian Basin Province Assessment Team: Debra K. Higley [and eleven others]"--Page 2.Includes bibliographical references (page 2).National and Global Petroleum Assessment.Natural gas reservesMarcellus ShaleNatural gas reservesAppalachian BasinNatural gas reservesNatural gas reservesHigley Debra K.Geological Survey (U.S.),National and Global Petroleum Resource Assessment Project (U.S.)GPOGPOBOOK9910712834403321Assessment of undiscovered gas resources in the Middle Devonian Marcellus Shale of the Appalachian Basin Province, 20193317947UNINA