Industrial drawing and geometry; an introduction to various branches of technical drawing (1911)
Spooner, Henry John, 1856- · London, New York [etc.] Longmans, Green, and co. · leaf 132
section, drawn as shown in the figure, forms the first step. It will be noticed tliat the onlylines in this figure that can be drawn in a finished state right off are AB and C D. The second step is to describe the arcs,^ havingpreviously found their centres as indicated at c and d, Fig. 338 (these… … {— a 1 1 1 u b c ^ c + +1—y Y JJ SECTIONALWEIGHT PER F; 3 d Pig. 336.—W. I. beam.Finished section. Fig. 337.—Section ofbeam. First step. Fig. 338.—Section ofbeam. Second step.
Mechanical drawing · Geometrical drawing
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