Young, George, jr, Baxter, Hubert Eugene, joint author · New York, Macmillan · leaf 275
Fig. 238 256 DESCRIPTIVE GEOMETRY XII, § 216 *.« … Fio. 239 XII, § 216] SHADES AND SHADOWS 257 To facilitate this study, the student should review §§ 212-213. The problem of determining the shade and shadow ofa cone is given in § 212, with three important possible cases.The shadow of a cylinder anjd that of a sphere are treated in§ 213. It is also…
Geometry, Descriptive
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