Minnesota Twin Cities Minneapolis St. Paul Duluth Red Lake 1870 Mitchell mapCounty Map of Minnesota. (Old Maps, 19th Century Maps, Americana, United States, Midwest, Minnesota, Twin Cities, Minneapolis, St. Paul, Duluth, Mississippi River). Issued c. 1870, Philadelphia by S. A. Mitchell. 19th century engraved map, with original hand color. Mitchell maps of this era were issued with a range of color as well as variant decorative borders. Nice looking example, pleasing age patina, any minor age flaws easy to overlook or