Illustrated catalogue and general description of improved machine tools for working metal (1899)
Sellers, William, & co. [from old catalog] · Philadephia, Levytype company · leaf 132
EXAMPLES OF LATHE TOOLS FINISHED TO SHAPE BY THETOOL-GRINDING AND SHAPING MACHINE. 128 Wm. Sellers & Co., Incorporated, Philadelphia, Pa. Plate No. 103.
Machine-tools · Machinery
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