Ames, William L. (William Lewis), 1855-, Wischmeyer, Carl · New York, McGraw-Hill book company, inc.; [etc., etc.] · leaf 55
Fig. 70. 44 DESCRIPTIVE GEOMETRY … Fig. 71. point (a) located in the revolved position. Required to counter revolve the plane and find the projections of a. First Method (Fig. 70).—Through (a) draw any hne of the plane, such as {B) andlocate its revolved Vtrace (v). Counter re-volve this to V, andboth projections ofline B may be…
Geometry, Descriptive
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