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100   $a20101117d1986      ua             0
101 0 $aeng
135   $aurbn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aSummary of hydrologic information for the Denver coal region, Colorado /$fby J. Michael Norris, S.G. Robson, and Randolph S. Parker ; prepared in cooperation with the U.S. Bureau of Land Management
210  1$aLakewood, Colorado :$cU.S. Geological Survey,$d1986.
215   $a1 online resource (v, 68 pages) $cillustrations, maps +$e3 plates
225 1 $aWater-resources investigations report ;$v84-4337
320   $aIncludes bibliographical references (pages 62-68).
606   $aHydrology$zColorado$zDenver Region
606   $aCoal mines and mining$xEnvironmental aspects$zColorado$zDenver Region
606   $aCoal mines and mining$xEnvironmental aspects$2fast
606   $aHydrology$2fast
607   $aColorado$zDenver Region$2fast
615  0$aHydrology
615  0$aCoal mines and mining$xEnvironmental aspects
615  7$aCoal mines and mining$xEnvironmental aspects.
615  7$aHydrology.
700   $aNorris$b J. Michael$01394285
702   $aRobson$b Stanley G.
702   $aParker$b R. S.
712 02$aGeological Survey (U.S.),
712 02$aUnited States.$bBureau of Land Management.
801  0$bOCLCE
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906   $aBOOK
912   $a9910714074803321
996   $aSummary of hydrologic information for the Denver coal region, Colorado$93451443
997   $aUNINA