scalled fan-tracery vaulting, (Very improperly, for a fan-likearrangement of ribs may be, and often is, applied to the sur-face of any kind of vault.) This invention might prop-erly be termed palm vaulting,or geometrically, the conoidalor concavo-convex vaulting.This regularity is shown inthe… … Rectangular Vaulting-pyramida a a a, groin, ribs.b b •, formerets.c c, tiercerons This improvement, not yet develop-ed fully, is shown in these engrav-ings, the first of which is a view ofthe porch of St. Sepulchre Xew-atgate, and the next of a porch atGuildhall. In the above example (St.…
Architecture · Building
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