Kidder, Frank E. (Frank Eugene), 1859-1905 · New York, Comstock · leaf 309
Fig. 135.—Co<nmon Semi-circular Stilted Stone Arch. fourth of an inch, however, is all that should be allowed in first-classwork. The joints should also radiate from the center from which theintrados is struck, or, in the case of an elliptical arch, they shouldbe at right-ang-les to a tangent… … Fig. 136.—Semi-circular Stone Arch. \ous-soirs Cut to liond with Coursed-ashlar.
Building · Carpentry · Masonry
Internet Archive · University of Toronto, Robarts Library · Public Domain Mark 1.0. Free to use for anything.
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