Upper Mississippi Valley base-metal district
Subtitle: (companion volume to Information Circular Number 16) : prepared for twenty-fourth annual meeting, Institute on Lake Superior Geology, University of Wisconsin, Milwaukee, May 9-14, 1978
By: with contributions by W.A. Broughton ... [et al.] ; edited by M.G. Mudrey, Jr.
Contributors: Broughton, W. A. 1914-; Mudrey, M. G.; Wisconsin Geological and Natural History Survey.; Institute on Lake Superior Geology (24th : 1978 : University of Wisconsin)
Publisher: available from Wisconsin Geological and Natural History Survey, University of Wisconsin-Extension
Published: 1978
Place of publication: Madison
Language: eng
Number of pages: 39
Subjects: Geology -- Mississippi River Valley -- Guidebooks.; Geology -- Wisconsin -- Guidebooks.
Genres: Mississippi River Valley; Guidebooks.
Other titles: Information circular (Wisconsin Geological and Natural History Survey). no. 16.
Notes: "Field trip guide book no. 1."

Bibliography: p. 6.