01726oam 2200529I 450 991070726910332120160708113500.0(CKB)5470000002462815(OCoLC)610581134(OCoLC)885119869(EXLCZ)99547000000246281520100503d1958 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierVegetation of Northwestern North America as an aid in interpretation of geologic data /by Robert S. Sigafoos[Washington, D.C.] :United States Department of the Interior, Geological Survey,1958.Washington :United States Government Printing Office.1 online resource (pages iii, 165-185, 1 page of plates) illustrations, mapsGeological Survey bulletin ;1061-EContributions to general geologyIncludes bibliographical references (pages 182-183) and index.BotanyAlaskaBotanyBritish ColumbiaBotanyfastAlaskafastBritish ColumbiafastBotanyBotanyBotany.Sigafoos Robert Sumner1920-1399258Geological Survey (U.S.),OCLCEOCLCEOCLCQOCLCFCOPGPOOCLCOGPOOCLCQGPOBOOK9910707269103321Vegetation of Northwestern North America as an aid in interpretation of geologic data3464135UNINA