The falls of Niagara, their evolution and varying relations to the Great Lakes
Subtitle: characteristics of the power, and the effects of its diversion
By: by Joseph William Winthrop Spencer.
Contributors: Geological Survey of Canada.
Series: CIHM/ICMH Microfiche series = CIHM/ICMH collection de microfiches -- no. 82185
Publisher: S.E. Dawson
Published: 1997
Place of publication: Ottawa
Language: eng
Format: Microform
Number of pages: 288
Subjects: Geology -- Ontario.; Great Lakes (North America); Niagara Falls (N.Y. and Ont.)
Other titles: Evolution of the falls of Niagara
Notes: At head of title: Canada, Department of Mines, Geological Survey Branch ...

"1905-6."

Also available in French. See CIHM microfiche no. 97967.

Includes bibliographical references and an index.

Filmed from a copy of the original publication held by the National Library of Canada. Ottawa : Canadian Institute for Historical Microreproductions, 1997.

xxxi, 490 p. : ill., maps (part folded, 1 col. in pocket) ; 25 cm.