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 199
Figs. 169 and 170.—Boring bar for spherical seats. TURNING AND BORING 189 the bearing shells and internal in the case of their supports.Fig. 167 from the works of the Westinghouse Machine Companyshows such a provision for the turning of the spherical seat ona large bearing shell. The provision…
Machine-shop practice
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