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 109
Fig. 274. Fig. 275. … Fig. 276. by those whose corners are at the centres of the stars. Another type of these patterns is shown in Fig. 276; it is obviously alsobased on squares as shown. 173. Greek Frets.—These are based on squares, which should be first drawn, then a variety of interesting fret patterns, such asthose…
Mechanical drawing · Geometrical drawing
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