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Spiral Moving Staircase for London Subways

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Pacific Press Publishing Company · Oakland, California · Oct 8, 1902

FromSigns of the Times, Vol. 28, No. 41.

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Spiral Moving Staircase for London Subways

A SPIRAL moving staircase is to take the place of the elevator in the London subways. There will then be no waiting for the return of the elevator, the staircase moving up steadily with its load of passengers.