ArchitectGraham, Anderson, Probst & Whitearchitectural firm based in ChicagoPhotograph of one of their buildings · Famartin · CC BY-SA 4.0 · Wikimedia Commons7 buildingsFurther readingWikipedia article↗Buildings333 South WabashChicago, United StatesBryant BuildingKansas City, United StatesOld Chicago Main Post OfficeChicago, United StatesSuburban StationPhiladelphia, United StatesTerminal TowerCleveland, United StatesTower City CenterCleveland, United StatesWrigley BuildingChicago, United States