Discovery of the preglacial outlet of the basin of Lake Erie into that of Lake Ontario
Subtitle: with notes on the origin of our lower Great Lakes
By: by J.W. Spencer.
Publisher: s.n.
Published: 1987
Place of publication: [S.l
Language: eng
Format: Microform
Number of pages: 31
Subjects: Geology -- Great Lakes.; Glaciers -- Great Lakes.; Great Lakes (North America)
Notes: "Read before the American Philosophical Society, March 18, 1881."

Errata.

Filmed from a copy of the original publication held by the Library of Parliament and the National Library of Canada. Ottawa : Canadian Institute for Historical Microreproductions, 1987.

p. [299]-337 : ill., maps ; 21 cm.