The teaching of drawing : its aims and methods (1910)
Polak, Solomon, Quilter, Harry Charles · London : W.B. Clive, University Tutorial Press · leaf 108
is at rightangles to the line of sight (Fig. 95). Otherwise, (2) Theyvary in length as the planes of the circles recede. The short-est diameter, e.g. 1-2, Fig. 96 and Fig. 97, is that which isin the line of the axis connecting the circles, while thelongest, 3-4, always appears geometrically at… … Fig. 97. Fig. 98. The Cylinder (lying horizontally) is drawn on the sameprinciple as the above model. The axis, 1-2 (Fig. 98), may be drawn first. Thisbeing an imaginary line, however, it will be found easierto begin by drawing the straight lines representing thesides of the cylinder and which…
Drawing
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