Mechanical drawing for plumbers; a concise, comprehensive and practical treatise on the subject of mechanical drawing (1910)
Starbuck, R. M. (Robert Macy), 1844-1927 · New York, The Norman W. Henley publishing co. · leaf 21
t some odd angleas in Fig. 17. In this case it is moredifficult to find a line of centers, and it isusual to keep trying one point after an-other until the right point for the centeris found. In fact, draughtsmen seldomtake the trouble to find a line for theircenter as Fig. 16 shows, but soon… … Fig. 18—Sketch Obtained by Looking Down Intothe Sink give exercises for practice work. Inaddition to that we shall carry along thegeneral subject of plumbing drawing aswell.There are two views which are neces- MECHANICAL DRAWING FOR PLUMBERS 19 sary to show any piece of plumbing workin full. One is…
Plumbing · Mechanical drawing
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