In the field of architecture there are various existing philosophies of design, representing many diverging points of viev. Despite certain basic differences, however, the individual approaches overlap in some areas, and for purposes of classification, can be divided into three essentially dissimilar categories. The first supports the theory of organic architecture, maintaining that a structure, although man-made, Is nevertheless a part of nature and should be treated as such. The completed edifice, theoretically, will be In complete harmony with its geographic surroundings, and while It will be unobtrusive, it will have presence, its greatness coming through its close relation to nature. The structuralists, on the contrary, view the buildi...