LEADER 01574nam  2200433Ia 450 
001 9910698732903321
005 20090421134431.0
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035   $a(OCoLC)318912154
035   $a(EXLCZ)995470000002396528
100   $a20090421d1952      ua             0
101 0 $aeng
135   $aurmn||||a||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aReports and maps of the Geological Survey released only in the open files, 1949-1950$b[electronic resource] /$fby Anna Jesperson, Lois E. Randall, and Robert E. Spratt
210  1$aWashington, D.C. :$cU.S. Dept. of the Interior, Geological Survey,$d1952.
215   $a18 pages ;$d27 cm
225 1 $aGeological Survey circular ;$v149
300   $aTitle from title screen (viewed Apr. 21, 2009).
300   $aIncludes indexes.
606   $aMines and mineral resources$zUnited States$vBibliography
606   $aFuel$zUnited States$vBibliography
606   $aGroundwater$zUnited States$vBibliography
608   $aBibliographies.$2lcgft
615  0$aMines and mineral resources
615  0$aFuel
615  0$aGroundwater
700   $aJesperson$b Anna$01395309
701   $aRandall$b Lois E$g(Lois Emily),$f1902-$01389163
701   $aSpratt$b Robert E$01395310
712 02$aGeological Survey (U.S.)
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910698732903321
996   $aReports and maps of the Geological Survey released only in the open files, 1949-1950$93453593
997   $aUNINA