t port, and on its principle of operation being that of a constant an- without causing back pressure on the engine. It has the outer end of the plug valve is a handle by which gle by means of an adjustable base line. It comprises been patented by William T. Snell, Laurium, Mich. It the valve may be… … ing equal spaces for variable distances. This latter de- SNELL'S CONDENSES FOB STEAH ENGINES.' BOY'S BEVEBSING VALVE FOB ENGINES. vice (Fig. 2) is being put upon the United States battle- ship Iowa, and great results are expected from it. From tion pipe connected with a pump, and in the casing is a…
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