The Art Institute of Chicago: Ryerson & Burnham ArchivesFeatures late 19th/20th-century American architecture from the Midwest including Chicago School, Prairie School and organic architecture. Architects such as Edward Bennett, Daniel Burnham, Bruce Goff, Bertrand Goldberg, Ludwig Hilberseimer, Mies van der Rohe, Louis Sullivan, and Frank Lloyd Wright and events such as the World's Columbian Exposition of 1893 and the 1933 Century of Progress International Exposition are represented in a broad range of graphic and textual records.