An encyclopaedia of architecture, historical, theoretical, & practical. New ed., rev., portions rewritten, and with additions by Wyatt Papworth (1888)
Gwilt, Joseph, 1784-1863, Papworth, Wyatt Angelicus Van Sandau, 1822-1894 · London Longmans, Green · leaf 365
Fig. 537. … Fig. 53S. ; triangle. 127fi. To find the centre of gravity of any irregular rectilinear surface, .such as thepentagon,/^. 538., let it be divided into the three triangles, AED, ABC, ADC fa. 538.),and by the preceding rule determine their centres of gravity F, G, H. Then draw thetwo lines NO, OP,…
Architecture · Architects
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