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Scientific American, Vol. 71, No. 16 (1894) (1894)
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revolving, it will It is to be remarked that the production be understood that by increasing the revo- of the sound is effected by the same process, lutions it is possible to reduce the diameter not only in the inhabitants of our ponds and still get the same speed. A few years and marshes, but also… … of the steamer is less in a screw artists, and to such an extent © 1894 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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