Minnesota Forestry AssociationCartographic Details: Scale not given. "Keep fires out. Increase our forest wealth by wise use. Do your part by joining the Forestry Association. One dollar per year." Includes text with descriptions of nine playground districts with title: Minnesota's natural playgrounds.105 x 81 centimeters, on sheet 112 x 87 centimetersJPEGUMN_ALMA:9948187470001701engMinnesota Forestry Association ; St. Paul, Minnesota 1917PublicGuide to lakes, canoe routes and auto trails of MinnesotaMapsMinnesota1917University of Minnesota