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 429
high speeds. In the former case there is mashing and over-grinding; in the latter there is neither,while high speed produces the necessary grinding surfaces. CYLINDER-MILLING.—The cylinder or roller null (Walzenmiihh) of the Hungarians consists in itssimplest elements of two small, parallel,… … the great Pesth WakmmiiMe, the flour from which won the highest distinction at Vienna, were notmore than 5 in. in diameter; the surfaces of some of them were traversed by numerous sharp furrows,or, which is the same thing, numerous sharp ridges parallel to the axis; others were smooth. Fig.3033…
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