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100   $a20140710d1938      ua             0
101 0 $aeng
135   $aurmn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 14$aThe brown iron ores of eastern Texas /$fby Edwin B. Eckel
210  1$a[Washington, D.C.] :$cUnited States Department of the Interior, Geological Survey,$d1938.
210  2$aWashington :$cUnited States Government Printing Office.
215   $a1 online resource (vi, 157 pages, 20 pages of plates) $cillustrations, maps (some color)
225 1 $aBulletin / United States Department of the Interior, Geological Survey ;$v902
300   $aTitle from title screen (viewed July 9, 2014).
320   $aIncludes bibliographical references and index.
606   $aGeology$zTexas
606   $aMines and mineral resources$zTexas
606   $aIron ores$zTexas
606   $aIron ores$2fast
607   $aTexas$2fast
615  0$aGeology
615  0$aMines and mineral resources
615  0$aIron ores
615  7$aIron ores.
700   $aEckel$b Edwin B$g(Edwin Butt),$f1906-1989,$01605786
712 02$aGeological Survey (U.S.),
801  0$bCOP
801  1$bCOP
801  2$bOCLCO
801  2$bOCLCA
801  2$bOCLCF
801  2$bGPO
906   $aBOOK
912   $a9910704165103321
996   $aThe brown iron ores of eastern Texas$93986157
997   $aUNINA