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Scientific American, Vol. 47, No. 23 (1882) (1882)

leaf 4

An illustration from Scientific American, Vol. 47, No. 23 (1882), 1882, leaf 4
otent factor in glass of water. The conduits, n and m, are then closed by level by means of the leveling screws passing through nuts solving transportation problems, and in helping to maintain the commercial supremacy of New York. How far the end in each corner of the frame, whatever be the… … APPARATUS FOR TESTIN G@ PRESSURE GAUGES. ‘could be thrown by removing the can containing of grain transportation increased, railway im- the line first. thrown and replacing it by another. provement was stimulated, and the advent of Seats may be arranged on the frame for the entire crew heavy steel…

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