Manual of ecclesiastical architecture. Comprising a study of its various styles, the chronological arrangements of its elements, and its relation to Christian worship (1897)
Martin, William Wallace, 1851- · Cincinnati, Curts & Jennings; New York, Eaton & Mains · leaf 316
Thir-teenth Centuries. The cross-vault (Fig. 200) was usedin the tenth century andearlier for the crypt. Butin the eleventh century itwas employed over the nar-row aisles. The surface ofthis vault was left plain.The twelfth century wit-nessed the introduction ofthe groined vault with theround arch… … CROSS-VAULT. Fig. 201.
Church architecture
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