Practical mechanical drawing and machine design self taught .. (1907)
Westinghouse, Charles. [from old catalog] · Chicago, F. J. Drake & co. · leaf 95
^ @! L … HaXJ sectioTutl Plan at A^,.Fig. 178—Reversible Ratchet-drill. size, all the details separately, as shown in Figs.175 and 176, then draw, full size, the plan andtwo elevations of the tool complete, as shown inFig. 174. MACHINE DRAWING 93 F is the scriber which may be clamped at anypart of the…
Mechanical drawing · Machine design
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