. An encyclopaedia of architecture, historical, theoretical, & practical. New ed., rev., portions rewritten, and with additions by Wyatt Papworth. Fig. 61S(J. Fig. 618/ Fij. C18c. Klg. Gl9g. Wi;sTMixSTi;u AbbeT. arch-stones, these horizontal courses were discontinued (Jiff. 618e.). Amodern folly (Jiff. 61 8/.) was unknown to them. A similar system die- ^s ^^A. tates the construction of a corbelled foundation for any work standing free from thegeneral thickness of the wall. In early pointed work the intrados of an arch (as A in and 6ISA.) was plumb with the face of the square block B
. An encyclopaedia of architecture, historical, theoretical, & practical. New ed., rev., portions rewritten, and with additions by Wyatt Papworth. Fig. 61S(J. Fig. 618/ Fij. C18c. Klg. Gl9g. Wi;sTMixSTi;u AbbeT. arch-stones, these horizontal courses were discontinued (Jiff. 618e.). Amodern folly (Jiff. 61 8/.) was unknown to them. A similar system die- ^s ^^A. tates the construction of a corbelled foundation for any work standing free from thegeneral thickness of the wall. In early pointed work the intrados of an arch (as A in and 6ISA.) was plumb with the face of the square block B, forming part of thecapital; and equally the front of a shaft over a capital is plumb with the same square Joggling. Lintels or flat arches, stone architraves, chimney mantels, and suchlike, when formed of small stones, are secured by joggling the joints of adjacent stones so as to form a continuous beam, the strength depending upon the solidity of the abutments. The gauged arches formed of cut bricks and used as heads to openings, are similar in ;s6 THEORY OF ARCIiriECTURE. Ijuok H, edict, Imt as tlicy liave ncitlicr joggles
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