Spanton, J. Humphrey (John Humphrey) · London, Macmillan and Co., Limited; New York, The Macmillan Company · leaf 209
and straight lines.Fig. 389 is a square lozenge, enclosing intersecting circles ;Fig. 390 consists of concentric squares and circles, all enclosedin an equilateral octagon. Fig. 391 is a star formed by twointerlacing equilateral triangles, with parallel but not equidistant DESIGN. 95 sides; Fig.…
Geometrical drawing · Design · Drawing
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