Kenison, Ervin, Bradley, Harry Cyrus, 1871-1936 · New York : The Macmillan Company · leaf 149
h //.tion will locate Ah if A* is given. The reverse (if this construe- 128 DESCRIPTIVE GEOMETRY [XIV, § 133 Special Case III. Suppose that the given plane is perpen-dicular to H or V. Let the given plane Q, Fig. 200, be perpen-dicular to H. Then if Av is given, in any position exceptperpendicular…
Geometry, Descriptive
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