Kenison, Ervin, Bradley, Harry Cyrus, 1871-1936 · New York : The Macmillan Company · leaf 86
] INTERSECTIONS — DEVELOPMENTS 65 those which pass through the highest and lowest points of thegenerating circles. The visibility of the curve in plan is determined in the sameway as for the sphere, Fig. 108. The true size of the section is shown parallel to V, as inExample 1. Example 5 (Fig. 110).…
Geometry, Descriptive
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