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Scientific American, Vol. 6, No. 37 (1851) (1851)

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An illustration from Scientific American, Vol. 6, No. 37 (1851), 1851, leaf 0
VOLUME 6.] (NUMBER 37. THE Scientific American, CIRCULATION 16,000. … trade, and travel on the line. The whole route The accompanying engraving exhibits Dr. Association to permit the interior of the mo- has been found practicable on a distance of 420 ily traced along the floor, a small pointed rod Bachhofiner, of London, at the Polytechnic In- miles, and it can be…

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