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  1. 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)
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