Viollet-le-Duc, Eugène-Emmanuel, 1814-1879, Van Brunt, Henry, 1832-1903 · Boston : James R. Osgood · leaf 335
would soon occasion fissures, and the vault thusbroken would fall in pièces. The buttresses B, therefore, are builtopposite the thrusts of the vault at the point where the cross-spring- 270 DISCOUESES ON ARCHITECTURE. ers start ; thèse buttress walls are pierced at their base with an archC, and are… … transverse vaidts of the nave are left open at G, thus admittiiiglight into the interior. The wall I, which is also pierced with openarches, is merely a screen sustaining no weight. If we depri^^this construction of everything wdiich is not essential to its perfectstabihty, we can, as indicated on…
Architecture
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