A theory of pure design

by Denman Waldo Ross

Fig. 114

In this case, which is a case of axial symmetry in the line, the inversion gives us no additional attitudes.

THE ORDER OF HARMONY IN
THE ATTITUDES OF LINES

88. When any line or linear progression is repeated, without change of attitude, we have a Harmony of Attitudes.

Fig. 115

This is an illustration of Harmony of Attitudes. It is also an illustration of Interval-Harmony.

89. We have a Harmony of Attitudes, also, in the repetition of any relation of two or more attitudes, the relation of attitudes being repeated without change of attitude.

Fig. 116