US Army COE, Seattle District, Seattle, WA No description specified. 1-3 (3 Records) Documents Archeological Reconnaissnce in the Libby Reservoir-Lake Koocanusa Area, Northwestern Montana (1976) Chief Joseph Dam, Cultural Resources, Reconnaissance Report, Rufus Woods Lake, Columbia River, Washington (1977) Libby Additional Units and Reregulations Dam, Kootenai River, Montana (1979)