01279oam 2200385Ia 450 991069625800332120071107115631.0(CKB)5470000002376240(OCoLC)123437698(EXLCZ)99547000000237624020070424d2007 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierArcView coal evaluation user's guide[electronic resource] /by William WatsonReston, Va. :U.S. Geological Survey,2007.1 volume ( various pagings) digital, PDF fileOpen-file report ;2007-1091Title from PDF title screen (viewed on Apr. 23, 2007).Includes bibliographical references.Coal mines and miningComputer programsMine valuationComputer programsCoal mines and miningComputer programs.Mine valuationComputer programs.Watson William320062Geological Survey (U.S.)GISGISGPOBOOK9910696258003321ArcView coal evaluation user's guide3519471UNINA