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John Hancock Center Research Paper

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Chicago has a long history of magnificent and eye-catching buildings. They have forever been ingrained in the memory of all that live in the Chicago area. One of these is the John Hancock Center. Not to be confused with the John Hancock Tower, the JHC stands at 343.7 meters. When it was finally built in 1968, it was the tallest building in the world (outside of New York City.) It is currently the third-tallest building in Chicago, after the Sears (now Willis) Tower and Trump Tower.

The building has an innovative structure, as it was one of the first buildings to use a technique of pouring concrete in stages. This was, unfortunately, discovered when the building was 20 stories high. Though, the building is 100 stories high, so it helped the

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