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Radford's cyclopedia of construction; carpentry, building and architecture. Based on the practical experience of a large staff of experts in actual constrcution work (1909)

Johnson, Alfred Sidney, 1860-, Radford, William A., 1865- · Chicago Radford Architectural Co · leaf 181

An illustration from Radford's cyclopedia of construction; carpentry, building and architecture. Based on the practical experience of a large staff of experts in actual constrcution work, 1909, leaf 181
t&crion. ©RECK AS CHS 5. … oo M O •A I—I > I—I o M« o PRACTICAL CARPENTRY 157 of the arch is also called the intrados. The back orupper side is also called the extrados. The piecesmarked ^B of which the arch is composed arecalled voussoirs. The skewback is also known asthe springing line. Semicircular and segmental arches…

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Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.

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