 The plans had been consigned to an Italian architect named Giardini, of whom little is known save that he died in 1722.Pierre Cailleteau Lassurance, who succeeded him in the project and designed the decor of the vestibule (Kimball 1943 p 130), died himself two years later.Aubert took up the project, working with the already-established foundations, but redistributing the magnificently-finished apartments and introducing elliptical salons.