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Unknown (2)

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Loop (Chicago, Ill.) (2)
Columbus Drive (Chicag... (1)

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 Image: Title: Subject.TGM: Description:
1. Cloud Gate, fabrication, milling, April 21, 2003 Cloud Gate, fabrication, milling, April 21, 2003 Steel; Milling machines; Machine shops; Structural frames; Industrial facilities; A milling machine is used to remove excess material from a steel plate. In order for the steel plates forming the sculpture to fit together, the dimensions and curvature of each plate had to be exact to...
2. BP Bridge, aerial view during construction, ca. December 3, 2003 BP Bridge, aerial view during construction, ca. December 3, 2003 Streets; Tennis courts; Automobiles; Construction equipment; Structural frames; Boxes; An aerial view of the BP Bridge under construction. Taken in December 2003, seven months before Millennium Park opened, the span across Columbus Drive is in place and the substructure for the stainless...
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