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 463
Fig. 1290 shows the vertical vat and the plates suspended in it. Fig. 1291 represents the adjustable plate-supporting frame used in the horizontal vat. … ^=^=0^ 1-292.
Mechanical engineering · Mechanics · Engineering
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