The teaching of drawing : its aims and methods (1910)
Polak, Solomon, Quilter, Harry Charles · London : W.B. Clive, University Tutorial Press · leaf 105
icularlyat its centre, may be employed for first practice (Fig. 90). (6) The triangular prism.—The rectangular base, 1,2,3,4 (Fig. 91), should be drawn first in every case whenthis is horizontal (parallel to the ground). The neartriangular end by means of its altitude (5-6), which is ofcourse… … Fig. 92. The ends of the triangular prism (Fig. 92) are parallelto the picture plane, and consequently retain their true form, and the corre- \
Drawing
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