Freehand perspective and sketching; principles and methods of expression in the pictorial representation of common objects, interiors, buildings and landscapes (1910)
Norton, Dora Miriam · Brooklyn : D. M. Norton · leaf 78
in the drawing. The same is true of the curves on the back ofthe book. At this point the student readily sees that all vertical lines(since the picture plane is vertical) will he parallel to the pictureplane, and must invariably be drawn as they actually are, or vertical. 60 Chapter XIX TWO BOOKS… … Fig. 96 the books being all parallel, and their other horizontal edgesparallel with the picture plane. Now turn the whole group,as in Fig. 98, and see that we have two vanishing points, 61 FREEHAND PERSPECTIVE one for the ends and the other for the long edges of thebooks. Now revolve the upper book…
Drawing
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