book-shaped towers of the Bibliothèque nationale de France in Paris, can be seen as examples. Michael Graves's unbuilt project, Fargo-Moorhead Cultural Center, also is a revivalistic example of Ledoux's Inspector's House of Chaux. In the terminology of Robert Venturi and Denise Scott Brown, "any building that is shaped like its product is called a 'duck'," in reference to the Big Duck. Notes Architectural theory