Methods of machine shop work : for apprentices and students in technical and trade schools (1914)
Halsey, Frederick A. (Frederick Arthur), 1856-1935 · New York : McGraw-Hill · leaf 164
ar. TURNING AND BORING 153 To those accustomed to work of small and medium sizes theforms taken by lathes for large work are somewhat surprising.For work of large diameters and relatively short length themachine becomes a pit lathe of which a fine example from theworks of the Mesta Machine Company… … Fig. 128.—Pit lathe at work. slow and the weight of heavy pieces makes their placing inposition troublesome. For work of large diameter a much morecommon machine is the boring mill, of which one of twenty feetswing, by the Betts Machine Company is shown in Fig. 129.Boring mills of large size are…
Machine-shop practice
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
