A theory of pure design

by Denman Waldo Ross

Fig. 176

In this case we must distinguish between the measures of the outline and the dimensions of the space inclosed within it. When we consider the measures—not of the outline, but of the space or area inside of the outline—we may look in these measures, also, for Harmony, for Balance, or for Rhythm, and for combinations of these principles.

HARMONY IN THE INTERIOR DIMENSIONS
OF AN OUTLINE

109. We have Harmony in the interior dimensions of an outline when the dimensions correspond or when a certain relation of dimensions is repeated.

Fig. 177

In this case we have an outline which shows a Harmony in the correspondence of two dimensions.

Fig. 178