01625oam 2200505 450 991070540260332120170523150726.0(CKB)5470000002451366(OCoLC)695756723(OCoLC)891572352(OCoLC)995470000002451366(EXLCZ)99547000000245136620110108g19381939 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierSome structural features of the northern anthracite coal basin, Pennsylvania / by N.H. DartonWashington :United States Department of the Interior, Geological Survey,1940.1 online resource (30 unnumbered pages) illustrations +1 plateProfessional paper ;no. 193-DShorter contributions to general geology ;1938-39Includes bibliographical references and index.Anthracite coalPennsylvaniaGeologyPennsylvaniaGeologyfastPennsylvaniafastAnthracite coalGeologyGeology.Darton Nelson Horatio1865-1948,1387618Geological Survey (U.S.),OCLCEOCLCEOCLCQOCLCFOCLCQOCLCOCOPOCLCQGPOBOOK9910705402603321Some structural features of the northern anthracite coal basin, Pennsylvania3447523UNINA