Wisconsin & Michigan Great Lakes 1871 Mitchell mapCounty Map of Michigan and Wisconsin. (Old Map, 19th Century Maps, Americana, United States, Midwest, Wisconsin, Michigan, Green Bay, Milwaukee, Detroit, Lansing). Issued 1871, Philadelphia by S. A. Mitchell. 19th century engraved map, with original hand color. Mitchell maps of this mid century 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