2004 年 69 巻 579 号 p. 155-162
Regarding geometrical relationships closely connected with Mies' "successful relationship" in the open plans from analysis of his transitional, from his European to American, projects in the 1940's, the Museum for a Small City, the Farnsworth House, the 1947 Exhibition and the 50 by 50 Feet House, it is found that Mies was increasing the geometrical relationships one by one, from collinearity through similarity to equilateral triangles, in response to the appearance of the new type of open plan.