The duration of Niagara Falls : and the history of the Great Lakes
- publisher: New York : Humboldt Pub. Co.
- creator: Spencer, J. W. (Joseph William Winthrop), 1851-1921
- Keyword: Niagara Falls (N.Y. and Ont.) Great Lakes (North America)
- years: c1895.
- pages: 126 p., 5 leaves of plates :
- class: GB1627.G8
- notes: Title on cover: History of the Great Lakes.
- download: pdf file