01744oam 2200469 450 991070747600332120160815150204.0(CKB)5470000002464766(OCoLC)891382835(EXLCZ)99547000000246476620140926d1970 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierGeochemical and geologic reconnaissance of a part of the Fortymile area, Alaska /by Helen L. Foster and Sandra H.B. Clark[Washington, D.C.] :United States Department of the Interior, Geological Survey,1970.Washington :United States Government Printing Office.1 online resource (iv, 29 pages) illustrationsGeological Survey bulletin ;1312-MContributions to economic geologyTitle from title screen (viewed September 15, 2014).Includes bibliographical references (page 29).Reconnaissance, Fortymile area, AlaskaGeochemical prospectingAlaskaFortymile Mining DistrictGeologyAlaskaFortymile Mining DistrictGeology, StratigraphicTertiaryGeochemical prospectingGeologyGeology, StratigraphicFoster Helen Laura1919-1387308Clark Sandra H. B.Geological Survey (U.S.),COPCOPOCLCOGPOBOOK9910707476003321Geochemical and geologic reconnaissance of a part of the Fortymile area, Alaska3526106UNINA