Keck-Gottschalk-Keck Apartments - View this location on map Designed as a residence for architects William and George Fred Keck and professor Louis Gottschalk, this three-flat is one of the city's earliest examples of modern architecture that was associated with the International Style. Its living floors are placed above a three-car garage, and the external blinds over the front windows demonstrate the architects' lifelong commitment to innovation, particularly in the field of solar design. 5551 S. University Ave., Chicago , IL Historical

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