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 282
that rake as ranging between a certain number of degrees of angle, it is preferable to explain theprinciple from which its amount is under ordinarily varying conditions determined in actual practice.It is in fact altogether erroneous to give a fixed degree of angle as proper for a lathe-cutting…
Mechanical engineering -- Dictionaries
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