Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 773
of water contained in the tank, plus the pressure in the gasometers) will pass, and bubble upthrough the lime-water. E is an arm made to revolve on the spindle S: the parts e e of this arm continue through the apei-ture and over the ring, serving to keep the lime from settling or obstructing the… … 1935. 1934J.»
Mechanical engineering
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