The Lake Michigan glacier and glacial channels across the Chicago divide
Subtitle: read before the Geological Society of Chicago, October 30, 1890
By: by Ossian Guthrie.
Contributors: YA Pamphlet Collection (Library of Congress)
Publisher: The Society?
Published: 189u
Place of publication: [Chicago
Language: eng
Number of pages: 16
Subjects: Glaciers -- United States.