01574nam 2200433Ia 450 991069873290332120090421134431.0(CKB)5470000002396528(OCoLC)318912154(EXLCZ)99547000000239652820090421d1952 ua 0engurmn||||a||||txtrdacontentcrdamediacrrdacarrierReports and maps of the Geological Survey released only in the open files, 1949-1950[electronic resource] /by Anna Jesperson, Lois E. Randall, and Robert E. SprattWashington, D.C. :U.S. Dept. of the Interior, Geological Survey,1952.18 pages ;27 cmGeological Survey circular ;149Title from title screen (viewed Apr. 21, 2009).Includes indexes.Mines and mineral resourcesUnited StatesBibliographyFuelUnited StatesBibliographyGroundwaterUnited StatesBibliographyBibliographies.lcgftMines and mineral resourcesFuelGroundwaterJesperson Anna1395309Randall Lois E(Lois Emily),1902-1389163Spratt Robert E1395310Geological Survey (U.S.)GPOGPOBOOK9910698732903321Reports and maps of the Geological Survey released only in the open files, 1949-19503453593UNINA