01931oam 2200505 450 991070768680332120160915143116.0(CKB)5470000002465667(OCoLC)885121108(EXLCZ)99547000000246566720140802d1961 ua 0engurn||||||||||crirdacontenttxtrdacontentcrdamediacrrdacarrierCoal resources of the Trinidad coal field in Huerfano and Las Animas Counties, Colorado /by Ross B. JohnsonWashington, D.C. :United States Department of the Interior, Geological Survey,1961.Washington, D.C. :Government Printing Office.1 online resource (iv, 129-180 pages, 1 page of plate) maps, charts, photographsContributions to economic geologyGeological Survey bulletin ;1112-EAdditional title page description: "A resume of the coal resources in an area of 1,100 square miles in south-central Colorado."Title from title screen (viewed July 23, 2014).Includes bibliographical references (pages 174-178) and index.Coal reservesColoradoHuerfano CountyCoal reservesColoradoLas Animas CountyCoal reservesfastColoradoHuerfano CountyfastColoradoLas Animas CountyfastCoal reservesCoal reservesCoal reserves.Johnson Ross B.1919-1387215Geological Survey (U.S.),COPCOPOCLCOOCLCFGPOBOOK9910707686803321Coal resources of the Trinidad coal field in Huerfano and Las Animas Counties, Colorado3436797UNINA