A dictionary of architecture and building : biographical, historical, and descriptive (1902)
Sturgis, Russell, 1836-1909 · New York : The Macmillan company · leaf 84
he springing line so that theopening at the bottom of the arch is less thanits greatest span; see the general article above. Imperfect Arch. Same as Diminished Arch(see alsu Scheme Arch). All these terms seem toarise in tlie fancy, natural to academic studentsof neo-Roman style, that all arches not… … ARCH the extrados. Sucli arclies are used in construc-tion, as in foundations where very narrow piershave to be given a wider bearing upon tlie soil.The conditions are almost precisely similar tothose of arches resting upon piers and with asuperincumbent ma.ss. In lofty modern build-ings inverted…
Architecture · Architects
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