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How long did it take workers to build the empire state building?

User Mgraph
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one year and 45 days
The Empire State Building took only one year and 45 days to build, or more than seven million man-hours. There are observatories on both the 86th and 102nd floors.29 de jul de 2019
User Sergey Tsypanov
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Answer:one year and 45 days

Step-by-step explanation:

User Qwm
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