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100   $a20180508d1931      ua             0
101 0 $aeng
135   $aurbn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aLithologic studies of fine-grained Upper Cretaceous sedimentary rocks of the Black Hills region./$fby William Walden Rubey
210  1$aWashington :$cDepartment of the Interior, U.S. Geological Survey,$d1931.
210  2$aWashington :$cUnited States Government Printing Office.
215   $a1 online resource (54 pages, 1 unnumbered page of plates) $cillustrations +$e3 plates
225 1 $aProfessional paper ;$v165-A
225 1 $aShorter contrubutions to general geology ;$v1930
300   $aTitle from title screen (viewed September 22, 2014).
320   $aIncludes bibliographical footnotes and index.
320   $aIncludes bibliographical references and index.
517 3 $aShorter contributions to general geology, 1930
606   $aGeology$zBlack Hills (S.D. and Wyo.)
606   $aGeology, Stratigraphic$yCretaceous
606   $aSedimentary rocks$zBlack Hills (S.D. and Wyo.)
606   $aCretaceous Geologic Period$2fast
606   $aGeology$2fast
606   $aGeology, Stratigraphic$2fast
606   $aSedimentary rocks$2fast
615  0$aGeology
615  0$aGeology, Stratigraphic
615  0$aSedimentary rocks
615  7$aCretaceous Geologic Period.
615  7$aGeology.
615  7$aGeology, Stratigraphic.
615  7$aSedimentary rocks.
700   $aRubey$b William Walden$f1898-1974,$01389565
712 02$aGeological Survey (U.S.),
801  0$bOCLCE
801  1$bOCLCE
801  2$bCOP
801  2$bTRAAL
801  2$bGPO
906   $aBOOK
912   $a9910709872103321
996   $aLithologic studies of fine-grained Upper Cretaceous sedimentary rocks of the Black Hills region$93500353
997   $aUNINA