Object/Work
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Catalog Level: item
Type: skyscraper
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Controlled list
Authority
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Classification
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Terms:
architecture
Modern art
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Controlled list
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Titles or Names
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Text:
Willis Tower
Preference:
preferred
Date: renamed
16 July 2009
Earliest:
2009 Latest: 9999
Text: Sears Tower
Preference:
alternate Type: former
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Free text
Controlled list
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Creation
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Creator Description: Skidmore, Owings
and Merrill (American, established 1939), for Sears
Roebuck and Company (American retail company, founded
1886)
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Identity:
Skidmore, Owings and Merrill
Role:
architectural firm
Identity:
Graham, Bruce
Role:
architect
Identity:
Sears Roebuck and Company
Role:
client
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Authority
Authority
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Creation Date:
completed in 1973
Earliest:
1973 Latest:
1973
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Free text
Controlled format
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Measurements
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Dimensions Description: height to
the top of the roof: 442 m (1,450 feet); height to
the highest occupied floor 436 m (1,431 feet); 110
stories; 418,064 square m of office and commercial
space (4.5 million square feet)
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Dimensions Extent: top of roof
Value: 442 Unit: m Type:
height
Dimensions Extent: highest occupied
floor
Value: 436 Unit: cm Type:
width
Dimensions Extent: stories
Value: 110 Type: count
Dimensions Extent: interior
space
Value: 418064 Unit: square
m Type: area
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Controlled list, controlled
format, and controlled list
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Materials and Techniques
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Description:
steel frame, clad in bronze-tinted glass and stainless
aluminum
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Free text
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Material Names:
steel
glass
aluminum
Technique Names:
steel
frame
glass
curtain wall
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Authority
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Subject Matter
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Indexing Terms:
architecture
commerce
office
space
corporate
headquarters
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Authority
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Descriptive Note
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Text: Overlooks the west side of Chicago's
downtown Loop. In 2009, the London-based insurance
brokerage Willis Group Holdings secured the naming
rights as part of an agreement to lease space.
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Free text
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Citation: Sears Tower, 110 Storeys
of the Big Store, online
Page: accessed 24 February 2006
Citation: BBC News, Chicago's Sears
Tower is Renamed, online
Page: accessed 16 July 2009
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Authority
Free text
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Current Location
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Repository Name/Geographic Location:
233 South Wacker Drive (Chicago, Illinois, United
States)
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Authority
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Ownership/ Collecting History
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Role: occupant
Owner/Agent: Willis Group Holdings (British
insurance brokerage firm, founded 1828)
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Controlled list
Authority
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Revised 16 July 2009