Practical mechanical drawing and machine design self taught .. (1907)
Westinghouse, Charles. [from old catalog] · Chicago, F. J. Drake & co. · leaf 21
Fig. 30—Section Liner with Horizontal Adjustment. justment of about one-half an inch, operated bythe milled thumb-nut shown. Water Colors. These may be obtained in theform of a thick paste in small porcelain pans, or in thin paste or semi-liquid form in collapsibletubes. The colors in tubes are… … Fig. 31—Beam Compass with Pen, Pencil and Needle-Points. with much difficulty. For the draftsmans pur-poses the moist colors in pans will be found themost satisfactory. A box of moist water colors is illustrated inFig. 32. The colors should be kept in a box ofthis kind, which can also be used as a…
Mechanical drawing · Machine design
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