larger extent of the object in proportion as it is nearer and the converse when they are farther apart.
151.
That portion of an illuminated object which is nearest to the source of light will be the most strongly illuminated.
152.
That portion of the primary shadow will be least dark which is farthest from the edges.
The derived shadow will be darker than the primary shadow where it is contiguous with it.
On the proportion of light and shade (153-157).
153.
That portion of an opaque body will be more in shade or more in light, which is nearer to the dark body, by which it is shaded, or to the light that illuminates it.
Objects seen in light and shade show in greater relief than those which are wholly in light or in shadow.
154.
OF PERSPECTIVE.
The shaded and illuminated sides