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Scientific American, Vol. 6, No. 50 (1851) (1851)

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An illustration from Scientific American, Vol. 6, No. 50 (1851), 1851, leaf 0
h of line of two hundred and eighty one they now do on common pavements. This The upper ‘part of the standard, S, has a cross and a half miles. 3. The Nashville and Mississippi Railroad, bar, V, on it, by means of which, when the kept firm in their places by the cross-pieces, extending from… … case caution should be observed. I have used up five passenger cars with a speed of 1 mile The accompanying engraving is a perspec- it several times in the course of two years. in four minutes, and then drew 117 tons up tive view of a Grain Reaper, invented by Mr. Lynn, 1851. L. V. the same grade…

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