An ancient river
Subtitle: did Lake Erie ever discharge its waters through Dundas Valley? : paper read before the Hamilton Association, Dec. 8, 1881
By: by J.W. Spencer.
Contributors: YA Pamphlet Collection (Library of Congress)
Publisher: s.n.
Published: 1881
Place of publication: [S.l
Language: eng
Subjects: Geology -- Great Lakes region (North America); Geology -- Erie, Lake, region.
Notes: "A short study of the features of the region of the lower Great Lakes during the Great River Age; or, notes on the origin of the Great Lakes of North America."
Caption title.