Young, George, jr, Baxter, Hubert Eugene, joint author · New York, The Macmillan Co. · leaf 252
elevation of the rakemoulding are established in the same manner as in the formercase. Next a plane is passed perpendicular to the elements ofthe rake moulding (§ 81). This plane will cut the requiredright section from the moulding. Next find where each elementof the moulding pierces the cutting… … Fig. 219 198. Domes and Pendentives. Usually a dome is some formof double-curved surface, spheres and spheroids being the moreusual forms. The simplest case is that of a hemisphere sup-ported on a cjlindrical case, as in the Pantheon at Rome. Itis often necessary, however, to support a dome on a…
Geometry, Descriptive
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