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Scientific American, Vol. 68, No. 20 (1893) (1893)
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of practical exercises, it is army in campaign can ob- well to take them out of tain from the use of leath- the water every day, with- rn bottles as floating sup- out discharging the air orts cannot be overesti- from them, and to place ated. A leathern bottle them upon planks under ade from an ox… … weight drops upon it. en seize the animal by © 1893 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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