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 126
escribe arc EA cutting KE in E; draw similararc BF cutting MF in F; with centre E and distance EKdescribe arc to cut AG in G ; similarly find H ; join EG, GHand HF, completing the octagon. (Fig. 92.) (6) In a given square. Let BCDE be the given square: draw diagonals intersectingat A. With centre… … Fig. 93. No. 22.—To draw a perfect ellipse by means of the fociand intersecting arcs, axes being given. Kz
Geometrical drawing · Perspective
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