The story of architecture: an outline of the styles in all countries (1896)
Mathews, Charles Thompson, 1863- · New York, D. Appleton and company · leaf 268
aid at well-chosen intervals. The roofs were eitheropen trusses or flat, with sunken panels framed ingilded mouldings, and the floors were tessellated inmarble, having nearly always a huge circle of crim-son porphyry, called the rota, near the entrance, onwhich certain of the worshippers knelt for… … Fig. 92.—Plan of the Basilicaof St. Paul beyond the walls. 246 EARLY CHRISTIAN ARCHITECTURE. the church through windows. These windows, per-haps because they were grouped in threes by thelater Gothic architects, gained the sobriquet of tri-forium. Other openings above these (Fig. 91) formedthe…
Architecture -- History
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