Illustrated catalogue and general description of improved machine tools for working metal (1899)
Sellers, William, & co. [from old catalog] · Philadephia, Levytype company · leaf 135
EXAMPLES OF MISCELLANEOUS THREAD, BORING, SLOTTING, AND OTHERTOOLS OF DIFFICULT SHAPES,FINISHED BY THE TOOL-GRINDING AND SHAPING MACHINE. I30 Wm. Sellers & Co., Incorporated, Philadelphia, Pa. Plate No. 105. … ^gfa ~mjF&^ COLD SAW. ^ Especially adapted for cutting with great rapidity rails, beams, etc., eitherhot or cold, by melting or burning the steel. The saw, 48 diameter, is carriedupon a heavy steel spindle by a balanced swing frame with lifting gears, operatedby fast and loose pulleys, open and…
Machine-tools · Machinery
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