Burrus, R. F.McConnell, H. P.Silcox, F. A. (Ferdinand Augustus), 1882-1939Simerl, R. A.United States. Forest ServiceWashburn, F. E.Winkler, E. C.Cartographic Details: Scale approximately 1:250,000. "F.A. Silcox, forester."50 x 81 centimetersJPEGUMN_ALMA:9937509630001701engU.S. Dept. of Agriculture, Forest Service; United StatesPublicSuperior National Forest, Minnesota, 4th principal meridian, 1934MapsMinnesota1934University of Minnesota