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 98
s was the first machine in which the authority of Whitworthas regards the superiority of end over line measures was dis-puted and the line-measure rehabilitated and placed whereit belongs as the ultimate standard. While end-measure ma-chines are still made, the line-measure machine is much… … Fig. 5q.—Rear side.
Machine-shop practice
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