Why The Elevator Shaft Was Invented Before The Elevator

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It sounds ridiculous, but it's true. At the Cooper Union Foundation Building in New York, there's the world's first elevator shaft: constructed four years before the safety elevator was invented. • Thanks to Prof. O'Donnell and all the team at the Cooper Union for the Advancement of Science and Art: you can find out more about the building here: https://cooper.edu/about/history/foundation-building

(H/T @eric3579)

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