Free-hand drawing : a manual for teachers and students (1904)
Cross, Anson Kent, 1862- · Boston : Ginn · leaf 79
62 FREE-HAND DRAWING. … Rule 17. When two or more faces of a cube are seen, none ofthem can appear their real shapes. Place the cubical form on the desk, with the tablets vertical, andone of them seen edgewise, Z>, and discover that the other tablet doesnot appear a straight line. This illustrates the following rule :…
Drawing
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