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 383
Observations on the Ifiii/ in which Stones forming an Arch act tosupport one avotlier. 1390. Let the semicircular arch AHCDNB (/?(?. 571.) consistof an iniinite number of vonssoirs acting without friction, and onlyke|)t in their places by their mutual forces acting on each other.It will f jHow — 1.… … Chap. I. PIERS AND VAULTS. 3G3 2. Tliat the vertica voiissolr CD, which represents the keystone, havinj^ also its jointssensibly parallel, will act with its whole weij^ht horizontally to overturn tlie semi-arches andpiers wliich carry them. 3. Tliat all the other voussoirs between these two…
Architecture · Architects
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