Freehand perspective and sketching; principles and methods of expression in the pictorial representation of common objects, interiors, buildings and landscapes (1916)
Norton, Dora Miriam · Brooklyn : The author · leaf 26
Fig. 11 … H Chapter IIITHE ELLIPSE AVING learned that the book cover and door appearforeshortened in proportion as they are near to co-inciding with the direction in which they are seen,
Drawing · Perspective
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