Perspective and geometrical drawing : adapted to the use of candidates for second and third-class teachers' certificates (1887)
McGuirl, Thos. H. (Thomas H.) · Toronto, Ont. : W. Briggs · leaf 24
e line. Draw a semicircleto cut H.L. in LMP and RMP. Xow, since point requiredis on line between C.V. and O, we measure 6 feet either wayon B.L., as A or B, and join to measuring point as B LMPor A RMP : they will intersect in X, the point required. THE POINT. 21 IMP HL C V RMP ^^ ^j BL \ > ^^ /… … Draw H.L. and B.L. 5 6* apart ; draw C.V. S.P. cuttingB.L. in 0 ; make O S.P. = 4. Find RMP (C.V. RMP mustalways be equal to C.V. S.P.); make OA = 3, from A measure 22 DRAWING. off AB equal to the required distance of point within theplane (4). Join A C.V. and B RMP, intersecting in C ; drawAD…
Geometrical drawing · Perspective
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