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Scientific American, Vol. 76, No. 25 (1897) (1897)
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he run was 27 knots, which is about a knot and a quarter of the tunnel. A cable is attached to the cars at the tunnel, which is the summit of the 10°62 per cent grade, and the cars are then let down as far as Park Street. At this point the cable is detached and the cars then proceed to the… … double reduction motors 74,000,000 in 1894, and established at the mouth 60,000,000 in 1895. © 1897 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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