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 207
in motion by the steam-engine. The rolls are fixed in heavy framings or housings, which have tosupport a tremendous strain as the ball is passed through, compressed, and elongated. The rolls 2403.
Mechanical engineering -- Dictionaries
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