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 587
tJm ill 3£ T^r Scale.—1 inch=l luot. Fig. 1541 represents a kind of piston very similar to Fig. 1537. The pistons are sometimes made ofbrass. This is an advantage in horizontal or inclined cylinders, as the softness of the material, and thegreater lightness of the piston, considerably reduce the…
Mechanical engineering · Mechanics · Engineering
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