Lange, David C. (David Christoph) · New York : John Wiley & Sons ; London : Chapman & Hall · leaf 46
SOLIDS 43. To find the intersection of any two solids. AuxiliaryPlanes are passed through the two solids. These AuxiliaryPlanes cut lines, either straight or curved, from each solid,and the intersection of these lines with each other determinepoints on the required line of intersection. (Fig. 58.)… … 35 36 PRINCIPLES OF DESCRIPTIVE GEOMETRY PROBLEMS All problems are to be worked out with accuracy andthe draftsmanship is to be of the highest quality, as theplates are exercises in drawing as well as solutions of prob-lems in Shades and Shadows. The sheets are to be 15 by22 inches in size and are…
Shades and shadows · Geometry, Descriptive
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