01725oam 2200469I 450 991070740500332120160909102230.0(CKB)5470000002465483(OCoLC)885121081(EXLCZ)99547000000246548320140802d1960 ua 0engurn||||||||||txtrdacontentcrdamediacrrdacarrierField description and sampling of coal beds /by James M. SchopfWashington, D.C. :United States Department of the Interior, Geological Survey,1960.Washington, D.C. :Government Printing Office.1 online resource (iv, 25-70 pages, 3 pages of plates) charts, photographsContributions to general geologyGeological Survey bulletin ;1111-BAdditional title page description: "Information required in describing coal beds, with a discussin of sampling methods and applications for coal geology."Title from title screen (viewed July 23, 2014).Includes bibliographical references (pages 66-67) and index.CoalGeologyOhioCoalGeologyWest VirginiaCoalGeologyNorth CarolinaCoalGeologyCoalGeologyCoalGeologySchopf James M(James Morton),1911-1978,857142Geological Survey (U.S.),COPCOPOCLCOOCLCFGPOBOOK9910707405003321Field description and sampling of coal beds3483177UNINA