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John Hancock Center Chicago, Illinois, Interior Elevation
Skidmore, Owings & Merrill (American, founded 1936) Bruce Graham (American, born Colombia, 1925–2010) Fazlur Khan (American, born Bangladesh, 1929–1982)- Date
- c. 1965–1968
- Medium
- Graphite on paper
- Dimensions
- 51 × 76 cm (20 1/8 × 29 15/16 in.)
- Department
- Architecture and Design
- Credit line
- Gift of Skidmore, Owings & Merrill LLP