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 71
The plates are adjusted at the proper distance from each other, required by the size of the augtr tobe formed, by means of the screws. To work the machine the crank is turned backward, so as to move the upper plate directly overthe opposite extremity of the wales upon the lower plate, as shown in…
Mechanical engineering · Mechanics · Engineering
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