Atlas to accompany monograph 45 on the Vermilion iron-bearing district of Minnesota.
Contributors: Clements, Julius Morgan, 1869-; Geological Survey (U.S.)
Published: 1903
Place of publication: Washington
Language: eng
Subjects: Geology -- Minnesota -- Vermilion district -- Maps
Notes: At head of title: Department of the Interior.  United States Geological Survey, Charles D. Walcott, director.