Smith, T. Roger (Thomas Roger), 1830-1903 · New York : Scribner and Welford · leaf 92
the number of its lights increases. The character ANALYSIS : ROOFS AND VAULTS. 51 of the cusping changed again, the cusps becoming club-headed in their form (Fig. 21). Arches in the great arcades of churches, or in thesmaller arcades of cloisters, or used as decorations to thesurface of the walls,… … Fif;. 21.—Peri-£kdicular Window. piOportions, and that of the Dec. less lofty, and its headequilateral (i.e. described so that if the ends of the baseof an equilateral triangle touch the two points from whichit springs, the apex of the angle shall touch the point ofthe arch). In the Perp. peiiod…
Architecture, Gothic · Architecture, Renaissance
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