it fawttivtm Bwr *>/ * THE ADVOCATE OF INDUSTRY, AND JOURNAL OF SCIENTIFIC, MECHANICAL AND OTHER IMPROVEMENTS. VOLUME 6,] [NUMBER 45. NEW-YORK, JULY 26, 1851. … stand. The two bars, E E, are connected by brakes by means of chains attached to levers The accompanying engravings represent an road. The road is built without any mud sills a bar, H, at right angles to their length, and in communication with the brakes and to the or stringers, having no other…
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