Industrial drawing and geometry; an introduction to various branches of technical drawing (1911)
Spooner, Henry John, 1856- · London, New York [etc.] Longmans, Green, and co. · leaf 136
ectively. 206. Isometric Drawing of a Circle.—If a circle be circumscribed by asquare, as in Fig. 359, and the diagonals drawn, these cut the circle in a, c, e,g,through which lines parallel to the sides enable you, in making the isometricdrawing (Fig. 360), to find similar points in the ellipse,… … ■■///MM///)////////////////////,Pigs. 356, 357.—Elevation. Fig. 358.—Isometric drawing. 118 INDUSTRIAL DRAWING AND GEOMETRY intersection of the dotted lines (Fig 359). Another method of finding points in the ellipse is also shown in Fig. 360. On thediameter ac of the circle describe the semicircle…
Mechanical drawing · Geometrical drawing
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