Descriptive geometry for students in engineering science and architecture; a carefully graded course of instruction (1915)
Armstrong, Henry F. (Henry Fry), 1868- · New York, J. Wiley & sons, inc.; [etc., etc.] · leaf 58
V.P. common to the Vertical Traces of the twoplanes (i.e., where the two V.T.s meet), to the point on the H.P. where the planesH.T.s meet. In Fig. 54 an illustration is given where plane RST intersects planeLMN in line AB. The plan of the intersection line is at ah and its elevationis ah.… … Fig. 54. rzr:ri:T.t=:i:n/:r;rL=r.v
Geometry, Descriptive
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