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 201
terial isforced by the action of the pug-mill,and produces a tube, which, after havingmade a certain length of, is cut off, thetube being turned round, to render theinside smooth previously to its being removed. The patentee states that this machine may be used with either one or two horse… … BRICK-MAKING. 19!; sixpence per 1000. With two horse power employed, the production is double, or 16,000 per day, butthe quality of the bricks, which the editor has seen, is equal to those which are usually finished bygrinding the surfaces by hand. The saving of labor in the production is about two…
Mechanical engineering · Mechanics · Engineering
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