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100   $a20140701d1906      ua             0
101 0 $aeng
135   $aurbn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aEconomic geology of the Beaver Quadrangle, Pennsylvania $e(southern Beaver and northwestern Allegheny counties) /$fby Lester H. Woolsey
210  1$aWashington, D.C. :$cDepartment of the Interior, United States Geological Survey,$d1906.
210  2$aWashington :$cGovernment Printing Office.
215   $a1 online resource (132 pages, VIII pages of plates) $cillustrations, maps
225 1 $aBulletin / United States Geological Survey ;$vno. 286
225 1 $aSeries A, Economic geology, 74
225 1 $aSeries B, Descriptive geology, 93
300   $aTitle from title screen (viewed June 27, 2014).
320   $aIncludes bibliographical references and index.
517   $aEconomic geology of the Beaver Quadrangle, Pennsylvania 
606   $aMines and mineral resources$zPennsylvania$zAllegheny County
606   $aMines and mineral resources$zPennsylvania$zBeaver County
606   $aMines and mineral resources$2fast
607   $aPennsylvania$zAllegheny County$2fast
607   $aPennsylvania$zBeaver County$2fast
615  0$aMines and mineral resources
615  0$aMines and mineral resources
615  7$aMines and mineral resources.
700   $aWoolsey$b Lester Hood$f1877-1961,$01411187
712 02$aGeological Survey (U.S.),
801  0$bCOP
801  1$bCOP
801  2$bOCLCO
801  2$bOCLCE
801  2$bOCLCF
801  2$bOCLCA
801  2$bGPO
906   $aBOOK
912   $a9910703978403321
996   $aEconomic geology of the Beaver Quadrangle, Pennsylvania$93501720
997   $aUNINA