Roe, Frederick B., 1845-1905Shows Duluth, Minn. & Superior, Wis.Soundings in feet.; Hand colored.105 x 92 centimetersJPEGUMN_ALMA:9928668470001701engAlbertson & Chamberlain (Duluth, Minn)PublicAlbertson's map of the cities at the head of Lake SuperiorMaps1891University of Minnesota