01674oam 2200541 450 991070863980332120170413095513.0(CKB)5470000002470829(OCoLC)891401424(OCoLC)995470000002470829(EXLCZ)99547000000247082920140926d1917 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierBaked shale and slag formed by the burning of coal beds /by G. Sherburne RogersWashington :Department of the Interior, United States Geological Survey,1917.1 online resource (17 unnumbered pages) illustrationsProfessional paper ;108-AShorter contributions to general geology ;1917Title from title screen (viewed September 17, 2014)."Published March 3,1917."Includes bibliographical references.CoalGeologyShaleSlagCoalGeologyfastShalefastSlagfastCoalGeology.Shale.Slag.CoalGeology.Shale.Slag.Rogers G. Sherburne(Gaillard Sherburne),1889-1919,1397932Geological Survey (U.S.),COPCOPOCLCOOCLCFGPOBOOK9910708639803321Baked shale and slag formed by the burning of coal beds3503572UNINA