The iron ores of southeastern Minnesota
By: by Clinton R. Stauffer and George A. Thiel
Contributors: Theil, George A. 1892-
Series: Summary report / Minnesota Geological Survey -- no. 3; Summary report (Minnesota Geological Survey) -- no. 3
Publisher: University of Minnesota
Published: 1949
Place of publication: Minneapolis
Language: eng
Subjects: Iron ores -- Minnesota; Geology -- Minnesota
Notes: Includes bibliographical references