United States Department of the Interior Geological SurveySegar, Raymond W., 1914-2000Babbitt NE quadrangle topographic map (N4737.5-W9145/7.5) featuring handwritten notations by Ray Segar in red ink and pencil regarding logging railroad lines, and logging camps in the area northeast of Babbitt. The hand written notations include information on the following: Dunka River Lumber Railroad line; logging camps noted with 'C'; Dunka River Lumber Company.JPEGengUnited States Department of the Interior Geological SurveyPublicCommunicationBabbitt NE Quadrangle, Minnesota-St. Louis County, 1952: 7.5 Minute Series (Topographic) MapMapsMinnesota--BabbittMinnesota1952University of Minnesota