01844oam 2200553 450 991071170130332120181128075349.0(CKB)5470000002485044(OCoLC)965932218(OCoLC)953211571(OCoLC)995470000002485044(EXLCZ)99547000000248504420161213d1981 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierMudflows resulting from the May 18, 1980, eruption of Mount St. Helens, Washington /by John Cummans[Reston, Va.] :United States Department of the Interior, Geological Survey,1981.1 online resource (v, B16 pages) illustrations, mapsGeological Survey circular ;850-BHydrologic effects of the eruptions of Mount St. Helens, Washington, 1980Includes bibliographical references (page B16).LaharsWashington (State)MudflowsWashington (State)HydrologyWashington (State)HydrologyfastLaharsfastSaint Helens, Mount (Wash.)Eruption, 1980Washington (State)fastWashington (State)Mount Saint HelensfastLaharsMudflowsHydrologyHydrology.Lahars.Cummans John1393032Geological Survey (U.S.),OCLCEOCLCECOPOCLCFOCLCQOCLCAGPOBOOK9910711701303321Mudflows resulting from the May 18, 1980, eruption of Mount St. Helens, Washington3485670UNINA