01537oam 2200505 450 991069863440332120150914075221.0(CKB)5470000002436302(OCoLC)882364861(OCoLC)652327664(EXLCZ)99547000000243630220140701d1909 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierGeology of the Lewistown coal field, Montana /by W.R. CalvertWashington, D.C. :Department of the Interior, United States Geological Survey,1909.Washington :Government Printing Office.1 online resource (83 pages, V pages of plates) illustrations, mapsGeological Survey bulletin ;390Title from title screen (viewed June 30, 2014).Includes bibliographical references and index.CoalMontanaGeologyMontanaCoalfastGeologyfastMontanafastCoalGeologyCoal.Geology.Calvert William R.1404107Geological Survey (U.S.),COPCOPOCLCOOCLCFOCLCAOCLCEGPOBOOK9910698634403321Geology of the Lewistown coal field, Montana3478071UNINA