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115. Geological map of the iron regions of Minnesota

Yale Public content
1890. 2002-06-01T04:00:00Z. 2011-03-08T22:41:53Z. Winchell, N. H. (Newton Horace), 1839-1914. s.n.], Northwestern Litho. & Pub. Co.). English. Public. Minnesota.

118. Glencoe, Minn

Yale Public content
1959. 2011-12-12T21:29:58Z. 2022-03-29T20:39:47Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Minnesota.

119. Graceville, Minn

Yale Public content
1950. 2011-12-12T21:29:58Z. 2022-03-29T20:39:47Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Minnesota.

120. Grand Forks, N. Dak.-Minn

Yale Public content
1938. 2011-12-12T21:34:27Z. 2022-03-29T20:40:22Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Minnesota and North Dakota.