Quick Facts
| City | Chicago |
| Country | United States of America |
| Year | 1979 - 1982 |
| Floors | 40 |
| Height | 167.6 m / 550 ft |
| Surface | 111 484 m² / 1 200 000 ft² |
Realization
| Architect |
Murphy/Jahn Architects |
Building Info
| Address | 1 South Wacker Drive |
| Style |
Postmodernism |
| Status | Completed |