Mechanical drawing. Elementary and advanced (1910)
Reid, John S. (John Simpson), 1856- · New York, J. Wiley & sons; [etc, etc.] · leaf 312
Horizontal lines, see Fig. 8Both Fig. 10.... 13 Neither, but as shown in Fig. 9 1 Neither, but as shown in Fig. 10 1 PRESENT PRACTICE IN DRAFTING ROOM CONVENTIONS 2 97 Q. 19. When a large surface is in section do you hatch-linearound the edges only? Hatch-line edges only 62 Sometimes Hatch section… … F/G.J/. &GJ2. Q. 20. Do you section keyways in hubs or show by invisiblelines ? Section keyways as shown in Fig. 11 *, Show key way by invisible lines, see Fig. 12 4o Keyways in hubs left blank T Q. 21. In dimensioning do you prefer to place the dimensionupon the piece or outside of it ?Outside…
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