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The Historyscoper's Science and Technology Watch Blog Apr. 2, 2015

Monday, January 1, 2018

New lift technology is reshaping cities. Elevators may soon go sideways as well as up


https://www.economist.com/news/christmas-specials/21732705-elevators-may-soon-go-sideways-well-up-new-lift-technology-reshaping-cities

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