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 51
Fig. 21.—Third method of originating squares. have at least one end truly square with its center line—themaking of such a cylinder with a good grinding machine beingan easy and simple matter. The cylinder is then placed uponthe surface plate as shown when, by the nature of the work,the angle…
Machine-shop practice
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