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100   $a20140710d1936      ua             0
101 0 $aeng
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181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aGeology and mineral resources of the Butler and Zelienople quadrangles, Pennsylvania /$fby G.B. Richardson
210  1$a[Washington, D.C.] :$cUnited States Department of the Interior, Geological Survey,$d1936.
210  2$aWashington :$cUnited States Government Printing Office.
215   $a1 online resource (v, 93 pages, 8 pages of plates) $cillustrations, maps (some color)
225 1 $aBulletin / United States Department of the Interior, Geological Survey ;$v873
300   $aTitle from title screen (viewed July 9, 2014).
320   $aIncludes bibliographical references and index.
517 1 $aButler and Zelienople quadrangles, Pennsylvania
606   $aGeology$zPennsylvania
606   $aMines and mineral resources$zPennsylvania
606   $aGeology$2fast
606   $aMines and mineral resources$2fast
607   $aPennsylvania$2fast
615  0$aGeology
615  0$aMines and mineral resources
615  7$aGeology.
615  7$aMines and mineral resources.
700   $aRichardson$b G. B$g(George Burr),$f1872-1949,$01386521
712 02$aGeological Survey (U.S.),
801  0$bCOP
801  1$bCOP
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801  2$bOCLCA
801  2$bOCLCF
801  2$bTRAAL
801  2$bGPO
801  2$bOCLCQ
801  2$bGPO
906   $aBOOK
912   $a9910704003303321
996   $aGeology and mineral resources of the Butler and Zelienople quadrangles, Pennsylvania$93545849
997   $aUNINA