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100   $a20140802d1956      ua             0
101 0 $aeng
135   $aurn||||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aGeology of the Christmas copper mine, Gila County, Arizona /$fby Nels P. Peterson and Roger W. Swanson
210  1$a[Washington, D.C.] :$cUnited States Department of the Interior, Geological Survey,$d1956.
210  2$aWashington :$cUnited States Government Printing Office.
215   $a1 online resource (iii, 351-373 pages, 11 pages of plates) $cmaps, charts
225 1 $aGeological Survey bulletin ;$v1027-H
225 1 $aA contribution to economic geology
300   $aTitle from title screen (viewed July 22, 2014).
300   $aAlso available online in PDF format from the U.S. Geological Survey Warehouse (http://pubs.er.usgs.gov/).
300   $aAdditional title page description: "An exploration of the ore deposits, in mine workings and by diamond drilling."
320   $aIncludes bibliographical references (page 371) and index.
606   $aCopper ores$zArizona$zGila County
606   $aGeology$zArizona$zGila County
606   $aCopper ores$2fast
606   $aGeology$2fast
607   $aArizona$zGila County$2fast
615  0$aCopper ores
615  0$aGeology
615  7$aCopper ores.
615  7$aGeology.
700   $aPeterson$b N. P$g(Nels Paul),$f1898-1982,$01408867
701   $aSwanson$b Roger Warren$f1914-$01392645
712 02$aGeological Survey (U.S.),
801  0$bCOP
801  1$bCOP
801  2$bOCLCO
801  2$bOCLCF
801  2$bTRAAL
801  2$bGPO
801  2$bOCLCO
801  2$bGPO
906   $aBOOK
912   $a9910704163003321
996   $aGeology of the Christmas copper mine, Gila County, Arizona$93502289
997   $aUNINA