Kenison, Ervin, Bradley, Harry Cyrus, 1871-1936 · New York : The Macmillan Company · leaf 143
Fig. 191. Fig. 192. great circle of the sphere in elevation, and are projected at onceto 4, 10, 6 and 8. Other points are found by means of aux-iliary planes parallel to V, as in the preceding figure. Theplane T, passed through ch, gives the points 3 and 11, in which XIII, § 131] INTERSECTION OF…
Geometry, Descriptive
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