Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 248
st be domical, thenboth the inside and outsideedges of the ribs must bedressed so as to lie in thedomical surface. Conical domes are veryuncommon, but they aresometimes used. A conicaldome is much easier toframe than a sphericaldome because the ribs arestraight. The shape of thecurved plate which… … Fig. 260. Diagram Showing Construction forSpherical Dome 197 186 CARPENTRY
Architecture · Building
Internet Archive · Kelly Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.