United States. Forest ServiceRelief shown by hachures.; Shows locations of: [forestry] supervisor's headquarters, ranger statsion, permanent lookout stations, and triangulation stations.49 x 80 centimetersJPEGUMN_ALMA:9928563470001701engU.S. Dept. of Agriculture, Forest Service (Washington, D.C.?)PublicSuperior National Forest, Minnesota, fourth principal meridian, 1928MapsMinnesota1928University of Minnesota