The Bookshelf for boys and girls Book of Wonders and Curious Things (1912)
University Society, New York · New York: University Society · leaf 24
s the world over, and the giantwater-force is doing its full share in turning the wheels. We can also see the power ofwater in use in a canal-lock by means of which a boat may be taken uphill; and in hydrau-lic mining where it digs the dirt and washes out the gold at the same time. The…
Children's literature · Children's encyclopedias and dictionaries · Literature · Encyclopedias and dictionaries
Internet Archive · BYU–Idaho · Public Domain Mark 1.0. Free to use for anything.
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