1924 – Wrigley Building, Chicago, Illinois
William Wrigley, Jr., the successful chewing gum manufacturer, in search of an impressive main office for his company,
1925 – Chicago Tribune Tower, Chicago, Illinois
The Tribune Company’s 1922 competition to design the “world’s most beautiful office building” as its headquarters captured the interest of an international audience of architects,
1927 – 35 East Wacker Drive, Chicago, Illinois
Formerly known as Jewellers Building, Pure Oil Building and the North American Life Building,
1929 – Hotel Intercontinental, Chicago, Illinois
Was originally built in 1929 as the Medinah Athletic Club, a luxury men’s club for members of the Shrine organization.
1929 – Palmolive Building, Chicago, Illinois
Built for one of the world’s leading soap manufacturers, this office building (“a monument to cleanliness”) was the first commercial skyscraper built far from the Loop –
1930 – Merchandise Mart, Chicago, Illinois
When opened in 1930, the Merchandise Mart or the Mart, was the largest building in the world with 4,000,000 square feet (372,000 m2) of floor space.
1940s – Illinois Institute of Technology, Chicago
In 1938, Ludwig Mies van der Rohe began his 20-year tenure as director of IIT’s School of Architecture (1938-1959). The university was on the verge of building a brand new campus,
1946 – Wishnick Hall / Chemistry Building, IIT, Chicago
Originally used as the Chemistry Building, Wishnick Hall is currently undergoing redevelopment as an advanced IT centre.
1951 – 860-880 Lake Shore Drive, Chicago, Illinois
Deceptively simple in appearance, these twin apartment towers set the standard by which all subsequent glass-and-steel highrises are judged.