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A Century of Progress %u2022 Vintage PostcardsOtis Elevator Exhibit. the Sky-Ride. (1934)The eight Otis Automatic Signal-Control %u201cSky-Ride%u201d Elevators carried 6,000,000 passengers in five and one half months last year%u2014a new record for intensive elevator service. When you visit the fair, don%u2019t fail to go behind the scenes and see those elevator machines in operationOtis Elevator Exhibit
