Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 394
hose. Without this screw it is a plain tib. If both ends of the cock arein the same line, it is called a stop-cock. The ends may not be fitted withscrews, as in the figure; the screws are sometimes female screws, and oftenwith taper ends, to solder lead pipe to, or to drive into a cask. These…
Mechanical drawing
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