The coloring of the various types of Greek capital is a subject worthy of greater elaboration than our space permits.

In the preceding part of the treatise it was maintained that color gradation when artificially produced in architectural polychromy induces visual impressions which are not in accord with actual conditions.

The element of confusion which accompanies an inexperienced attempt to introduce color in a façade arises in most cases from ignorance of the physical properties of color, and their relation to and reaction upon the architectonic values established in design.