A dictionary of architecture and building; biographical, historical and descriptive (1901)
Sturgis, Russell, 1836-1909 · New York, Macmillan · leaf 571
extendingcentre. Fig. 88 {See Fig. 87).the groin and transverse ribs to tlie VAULT (i) Figures 6li, 1)7, show liow iiiTgular spacesmay 1h covered by vaults with eiglit eells. (c) Covering an octagonal s))aee. Figure 6Sis a plan, ami GJ ii section, of an octagonal vaultwhose internal angles are… … //IV Fid. W1 (Pl.vn). (d) Figure 70 has the same ribs as (c), butthey are groin ribs, and there are sbcteeu cells. (e) Figure 71, Welsh vaulting. (/) Figure 72, groin ribs not meeting at thecentre, but terminating at the angles of an octa-gon — York cathedral. (;/) Figures 73, 74, eight…
Architecture
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