Medieval architecture, its origins and development, with lists of monuments and bibliographies (1909)
Porter, Arthur Kingsley, 1883-1933 · New York, The Baker and Taylor Company · leaf 62
III 12. — Diagram of the Dome flatter its line of curvature, the greater its thrust. Just as thearch, for esthetic reasons, is usually stilted, the dome is com-monly raised on a cylinder, known as the drum. Thus far we have been considering all vaults as formed bycut blocks of stone. The Romans…
Architecture, Medieval
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