Modern stone-cutting and masonry : with special reference to the making of working drawings (1896)
Siebert, John S. (John Selmar), Biggin, Frederic Child · New York : J. Wiley & Son ; London : Chapman & Hall · leaf 70
f the intrados of a right section. As the thicknesses of the arch- stones are measured in this plane, it is evident that if proper measurements are given from such a plane to the outside corners of each face-stone the face of the arch will have the desired skew. These distances may be readily… … Fig. 29. The dimensions given on the drawings, together with the specifications for the kinds of masonry of which the structure is to be built, will enable the mason to shape the stones properly.
Stone-cutting · Masonry
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
