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 144
made by using a radius of | the diameter, as shewn in Fig. 391, and striking the head from a point on the centre line \T) from the shoulder. 211. Proportions of Rivet Heads, etc.—These proportions vary somewhat in practice, asthey have not yet been standardized; but those shown in Figs. 388 to 390… … SECTION ON RIVET LINE. .^±x -t^^M^^rj$^ ?2m
Mechanical drawing · Geometrical drawing
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