Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 447
lls, and Fig. 1250 a vertical section across the middle. A hole Q is made in the bottom of thiscell, and into this hole a varnished copper tube ?•, with a collar and washer of vulcanized caoutchouc attop, is dropped. The tube is pulled tightly down upon the washer, iu order to prevent any of the…
Mechanical engineering · Mechanics · Engineering
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