01809oam 2200529 450 991070860840332120180514113404.0(CKB)5470000002471147(OCoLC)896810927(OCoLC)995470000002471147(EXLCZ)99547000000247114720141123d1986 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierBed topography inferred from airborne radio-echo sounding of Columbia Glacier, Alaska /by C.S. Brown, L.A. Rasmussen, and M.F. MeierWashington :Department of the Interior, U.S. Geological Survey,1986.1 online resource (iv, G26 pages) illustrations, mapsGeological Survey professional paper ;1258-GStudies of Columbia Glacier, AlaskaTitle from title screen (viewed October 14, 2014).Includes bibliographical references (page G24).Echo soundingRadar in glaciologyEcho soundingfastRadar in glaciologyfastColumbia Glacier (Alaska)AlaskaColumbia GlacierfastEcho sounding.Radar in glaciology.Echo sounding.Radar in glaciology.Brown C. S.1393478Rasmussen L. A.Meier Mark F.1925-2012,Geological Survey (U.S.),COPCOPOCLCOOCLCFGPOBOOK9910708608403321Bed topography inferred from airborne radio-echo sounding of Columbia Glacier, Alaska3548564UNINA