![Van Allen office building, designed by celebrated Chicago School architect Louis H. Sullivan, Chicago, Illinois Stock Photo - Alamy Van Allen office building, designed by celebrated Chicago School architect Louis H. Sullivan, Chicago, Illinois Stock Photo - Alamy](https://c8.alamy.com/comp/2A55XTE/van-allen-office-building-designed-by-celebrated-chicago-school-architect-louis-h-sullivan-chicago-illinois-2A55XTE.jpg)
Van Allen office building, designed by celebrated Chicago School architect Louis H. Sullivan, Chicago, Illinois Stock Photo - Alamy
![van allen building: a photographic study of louis sullivan's polychromed terra cotta ornament | Urban Remains Chicago News and Events van allen building: a photographic study of louis sullivan's polychromed terra cotta ornament | Urban Remains Chicago News and Events](https://www.urbanremainschicago.com/wordpress/wp-content/uploads/2020/05/20200426-20200426-4V0A7006.jpg)
van allen building: a photographic study of louis sullivan's polychromed terra cotta ornament | Urban Remains Chicago News and Events
![van allen building: a photographic study of louis sullivan's polychromed terra cotta ornament | Urban Remains Chicago News and Events van allen building: a photographic study of louis sullivan's polychromed terra cotta ornament | Urban Remains Chicago News and Events](https://www.urbanremainschicago.com/wordpress/wp-content/uploads/2020/05/20200426-20200426-4V0A6924.jpg)
van allen building: a photographic study of louis sullivan's polychromed terra cotta ornament | Urban Remains Chicago News and Events
![NarrowLarry's World of the Outstanding - Selected Architecture by Louis Sullivan - Van Allen and Son Department Store NarrowLarry's World of the Outstanding - Selected Architecture by Louis Sullivan - Van Allen and Son Department Store](http://www.narrowlarry.com/nlclinto1.jpg)