Young, George, jr, Baxter, Hubert Eugene, joint author · New York, The Macmillan Co. · leaf 60
38] VARIOUS QUADRANTS 43 To make this clearer, the plan of ab is drawn in Fig. 35 c, sep-arateh- from the elevation which is illustrated in Fig. 35 b.Now let both projections be extended indefinitely beyond bas shown. The line will pass through V at the point vt as pre-viously determined, and will… … Fig. 26 the two figures 35 b and 35 c are drawn together until the two HAlines coincide. In Fig. 36 the same line with its two traces isshown in isometric projection. In order to determine the H trace of ab, it was necessary toextend the H plane back beyond V so as to create a new solidangle or…
Geometry, Descriptive
Internet Archive · Cornell University Library · Public Domain Mark 1.0. Free to use for anything.
