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035   $a(OCoLC)995470000002510792
035   $a(EXLCZ)995470000002510792
100   $a20190404d1991      ua             0
101 0 $aeng
135   $aurbn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aGeophysically estimated porosity of selected Paleozoic rocks in the Upper Colorado River Basin, Colorado, Utah, Wyoming, and Arizona /$fby Gregory A. Wetherbee and William P. Van Liew
210  1$aDenver, Colorado :$cU.S. Geological Survey,$d1991.
215   $a1 online resource (iv, 30 pages) $cillustrations, maps +$e3 plates
225 1 $aWater-resources investigations report ;$v90-4049
320   $aIncludes bibliographical references (pages 29-30).
606   $aAquifers$zWest (U.S.)
606   $aGeology, Stratigraphic$yPaleozoic
606   $aGroundwater flow$zWest (U.S.)
606   $aDrill cores$zWest (U.S.)
606   $aAquifers$2fast
606   $aDrill cores$2fast
606   $aGroundwater flow$2fast
607   $aWest United States$2fast
615  0$aAquifers
615  0$aGeology, Stratigraphic
615  0$aGroundwater flow
615  0$aDrill cores
615  7$aAquifers.
615  7$aDrill cores.
615  7$aGroundwater flow.
700   $aWetherbee$b Gregory A.$01387571
702   $aVan Liew$b William P.
712 02$aGeological Survey (U.S.),
801  0$bOCLCE
801  1$bOCLCE
801  2$bOCLCQ
801  2$bCOP
801  2$bOCLCF
801  2$bOCL
801  2$bGPO
906   $aBOOK
912   $a9910715324503321
996   $aGeophysically estimated porosity of selected Paleozoic rocks in the Upper Colorado River Basin, Colorado, Utah, Wyoming, and Arizona$93484934
997   $aUNINA