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By "Thomas, Benjamin Franklin, 1853-"
The improvement of rivers. A treatise on the methods employed for improving streams for open navigation, and for navigation by means of locks and dams, by B.F. Thomas and D.A. Watt.
By: Thomas, Benjamin Franklin,
Edition: 1st ed.
Publication info: New York,Wiley,1905.
Contributed by: Robarts - University of Toronto (archive.org)