NOTES

1. With the Prairie house, Wright achieved an American architecture. See William Allin Storrer, Frank Lloyd Wright: Creating American Architecture (Traverse City, MI: WineWright Media, 2015). With the Usonian house, Wright created his long-sought goal, a Democratic American Architecture. See William Allin Storrer, Frank Lloyd Wright: Designing Democratic Architecture (Traverse City, MI: Wine-Wright Media, 2015).

2. For plans of these graphic representations, see The Frank Lloyd Wright Companion, also published by the University of Chicago Press.