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Scientific American, Vol. 82, No. 18 (May 5, 1900) (1900)

leaf 7

An illustration from Scientific American, Vol. 82, No. 18 (May 5, 1900), 1900, leaf 7
rder. The last mentioned chords consist of steel I- with the weight of the train. The system is fitted with solution of calcium hypochlorite the temperature rises beams, and upon their upon their upper flanges is laid an automatic block system, in which the signals are to 95° after a short time. On… … paratus. There is probably not a harbor in the world above the roadways, where where a vessel of this kind is much needed as so the inverted U-posts are Havana. used, is 785 pounds. RAILWAY

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