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035   $a(OCoLC)953209411
035   $a(OCoLC)995470000002486667
035   $a(EXLCZ)995470000002486667
100   $a20160707d1973      ua             0
101 0 $aeng
135   $aurbn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aSummary of United States mineral resources /$fby Donald A. Brobst, Walden P. Pratt, and V. E. McKelvey
210  1$aWashington :$cUnited States Department of the Interior, Geological Survey,$d1973.
215   $a1 online resource (19 pages) $cillustrations
225 1 $aGeological Survey circular ;$v682
300   $a"This circular is an excerpt from Professional Paper 820, United States Mineral Resources, and consists of its first two chapters. These chapters summarize our resources and provide the basic guidelines under with the individual commodities were evaluated in greater detail in that report."
320   $aIncludes bibliographical references.
606   $aMines and mineral resources$zUnited States
606   $aMines and mineral resources$2fast
607   $aUnited States$2fast
615  0$aMines and mineral resources
615  7$aMines and mineral resources.
700   $aBrobst$b Donald A$g(Donald Albert),$f1925-2011,$01394453
702   $aMcKelvey$b V. E$g(Vincent Ellis),$f1916-
702   $aPratt$b Walden P.
712 02$aGeological Survey (U.S.),
801  0$bCOP
801  1$bCOP
801  2$bOCLCO
801  2$bOCLCF
801  2$bOCLCA
801  2$bGPO
906   $aBOOK
912   $a9910711740603321
996   $aSummary of United States mineral resources$93463773
997   $aUNINA