rails in a right and left The connecting rods, F, all have a pulling motion when vessel, now building on the stocks at that place, and which switch intersect, which is about one third of the length of acted on by the operating rollers; and the depression or ele- is to be launched and tried on the… … vent their freezing fast in win- quart cup of acid and zinc; and ter. An arm from each turn- STRAIT'S TURN-TABLE AND HAND AND STEAM SWITCH FOR RAILROADS. here is Mr. Hamilton, in Nashua, table, on each side of the switch- N. H., who expects to accomplish the same thiag by simple ing track, projects…
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