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 808
e adjoining ends ofthe pipes a i are turned true on the outside, and have a thimble,or short cylinder of wrought-iron, to inclose them, leaving only asmall space for the current. A piece of tin c, or inner thimble, isintei-posed, and made to fit well to the turned parts of the pipes,which, under…
Mechanical engineering · Mechanics · Engineering
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