WANG_CH6(85-90)3rdpas
6/25/01
4:04 PM
Page 86
(Black plate)
SKETCHING FROM MEMORY
1. You must first establish a reference frame (a way to contain the image area).
1.
Horizon Ground line 2.
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2. Horizon: i.e., eye level Ground: foot level The assumption is that the normal distance between horizon and ground is approximately five to six feet. This establishes a reference scale.