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 257
the head givesereat solidity. From the extra width of the bed the pressure of the cut always falls w.thin the bedsurface The feed-motion for the slide-rest is obtained by an independent overhead rock-shaft.In thislathe there are two face-plates, the object being to enable the workman to operate… … in wheel-turning both wheels may be operated upon simultaneously. The slide-rest may be oper-ated by hand or by handles or pendants, which are connected to the screw by a ratchet motion sothat by an overhead motion the handles may be actuated vertically and reciprocally thus making theslide-rests…
Mechanical engineering -- Dictionaries
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