In: Rogers, Henry D. Atlas of the United States of North America ..., 1857, no. 6.; Engraved by: W. & A.K. Johnston, Edinburgh.; Co-published by W. & A.K. Johnston, Edinburgh.; Surveyed counties outlined in color.; Proposed Pacific railway route from Superior, Wisconsin, shown in purple. 33.1 x 41.6 centimeters Scale 1:3,450,000 General Minnesota Maps