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 453
s, and Kg, 1260 8 vertioal seetion across the middle. A hole Q, is made in the bottom of thiscell, and into this hole B varnished copper tube r, with a collar and washer of vulcanized caoutchouc attop, is dropped. The tube is pulled tightly down upon the washer, in order to prevent any of tho…
Mechanical engineering
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