Free-hand drawing : a manual for teachers and students (1904)
Cross, Anson Kent, 1862- · Boston : Ginn · leaf 119
Fig. 3g. A Satisfactory Drawing. … Fig. 40. Satisfactor}-. SCIENTIFIC PERSPECTIVE AND MODEL DRAWING. 103 Rule 34. Any drawing representing by the use of two vanishingpoints, two systems of lines at right angles to each other, must alwaysbe placed between the two vanishing points. Rule 35. Any drawing representing by the use of two…
Drawing
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