Iron ores of Minnesota, their geology, discovery, development, qualities and origin, and comparison with those of other iron districts, Bulletin 6, Plate 2
Iron ores of Minnesota, their geology, discovery, development, qualities and origin, and comparison with those of other iron districts, Bulletin 6, Plate 2
Description
Map showing iron mines in the Vermilion range, scale 1 inch = about 0.12 miles.
Creator
Winchell, Horace V. (Horace Vaughn), 1865-1923, Winchell, N. H. (Newton Horace), 1839-1914
Winchell, Horace V. (Horace Vaughn), 1865-1923, Winchell, N. H. (Newton Horace), 1839-1914 (1891). Iron ores of Minnesota, their geology, discovery, development, qualities and origin, and comparison with those of other iron districts, Bulletin 6, Plate 2. Minnesota Geological Survey. https://reflections.mndigital.org/catalog/mgs:1062 (map)