PHILADELPHIA HOW TO MAKE AS ELECTRICAL Furnace for Amateur s Use.—The utilization of lit) voltelectric circuits for small furnace work. By N. MonroeHopkins. This valuable article is accompanied by de-tailed working drawings on a large scale, and the fur-nace can be txuide by any amateur who is… … Will pulverize all binds of millineore. It is economical in the use ofpower ; will reduce to forty mesh10 to 15 tons per day ; operated bysteam or compressed air. Can beinstalled at small cost. Is equallyefficient for large or small plant.Prospects can quickly De madepaying properties by the use…
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