Missouri River Canyon film June 6, 2018 h-mad Film/Collection name : Missouri River Canyon filmCreator : unknown (creator); Mountain Bell, Helena, MT (donor)Physical Description : (1) 16mm film reelContent Description : 16mm amateur footage of the Missouri River Canyon in Montana, 1972.Archive name : Montana Historical SocietyArchive location state : MontanaArchive location city : HelenaArchive URL main : http://mhs.mt.gov/researchArchive URL catalog : http://mtsc.sdp.sirsi.net/client/en_US/MT-HIST/Archive contact email : mhslibrary@mt.gov