01831oem 2200553 450 991071331850332120200420113606.0(CKB)5470000002500462(OCoLC)966640667(EXLCZ)99547000000250046220161221d1982 ua engb|||||||||||||||||||||durcn|||||||||crirdacontentcrdamediacrrdacarrierMap showing cumulative thickness of sandstone in the "Dakota Sandstone," Montana /by R.D. FeltisHelena, Montana :U.S. Department of the Interior, U.S. Geological Survey,1982.Denver, Colorado :Open-File Services Section, Western Distribution Branch, U.S. Geological Survey.1 online resource (1 map)Water-resources investigations report ;82-4035Includes bibliographical references, text, and location map on sheet.AquifersMontanaMapsGeology, StratigraphicCretaceousMapsAquifersfastCretaceous Geologic PeriodfastGeology, StratigraphicfastMontanafastMaps.fastMaps.lcgftAquifersGeology, StratigraphicAquifers.Cretaceous Geologic Period.Geology, Stratigraphic.Feltis R. D(Richard D.),1930-COPCOPOCLCOOCLCFOCLCAGPOBOOK9910713318503321Map showing cumulative thickness of sandstone in the "Dakota Sandstone," Montana3349576UNINA