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 104
P c III. 165. — Diagram of Rib Vault on a Curved Oblong Plan mathematically worked out in the oblique line, ml, to realize howbizarre this construction would be. Still another trouble is to be found in the longitudinal ridgeof the vault. This should be concentric with the walls of theambulatory,…
Architecture, Medieval
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