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 249
penings,several rings may be used. Pig. Ill shows an arch of three rings, andit will be noticed that each arch is separateand not bonded into its fellows. It will also 218 FRAjMING be noticed that the bricks of these rough reUev-ing arches are not cut taper, and thus the jointsare slightly more… … Fig. 111. Segmental Arch, and How to Lay It Out. the diameter of the ring being the thickness ofthe brick. This thickness is then stepped offon the under side (soffit) of the arch with apair of dividers, and the straight edge placedagainst the ring and one of the divisions on thesoffit (see A, Fig.…
Architecture · Building
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