Spoliation of the falls of Niagara / by J. W. Spencer . . .
|Main Author:||Spencer, J. W. 1851-1921.|
[Washington? : s.n., 1908]
Niagara Falls (N.Y. and Ont.)
Reprinted from the Popular science monthly, October 1908.
Address before the American Association for the Advancement of Science, June 30, 1908.
-305 p. :
ill., maps ;
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