Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 823
dry is usually made of wire, and varies in fineness from 900 to 10,000 meshes to the square inch. The Ball Ore-Stamp, represented in a full-page plate and in detail in Figs. 3974 to 3981, is an over-head stamp of great power, of improved modern construction. A A are the bed-timbers, surroundedby…
Mechanical engineering -- Dictionaries
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