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Babcock & Wilcox WATER TUBE MARINE BOILERS AND SUPERHEATERS FOR NAVAL AND MERCHANT VESSELS OF ALL CLASSES Installations total over Twenty-one and One-Quarter Million Square Feet of Heating Surface MECHANICAL ATOMIZING OIL BURNERS FLEXIBLE RELIABLE EFFICIENT Marine Installations Total Over Eight Thousand Burners OIL SEPARATORS FOR AUTOMATICALLY REMOVING OIL FROM THE CONDENSATE FROM FUEL-OIL HEATERS AUTOMATIC FEED WATER REGULATORS THE BABCOCK & WILCOX Co. Marine Department 85 LIBERTY STREET, NEW YORK THE WATEROUS ROTARY PUMP Star Brass Mfg. Co. 53 Oliver Street -::- Boston, Mass. MANUFACTURERS OF Accurate ‘‘Non-corrosive’’ Pressure and Recording Gages, Revolution Counters, Marine Clocks. Dead Weight Gage Testers. Marine Safety and Relief Valves for all pressures. Marine Whistles and Sirens. Extra Heavy Renewable Globe, Angle and Check Valves. Star Outside Spring Steam Engine Indicators. HIGH GRADE THROUGHOUT SPECIFY AND ORDER THE BEST. CHICAGO PITTSBURGH NEW YORK The extremely heavy shafts used in the Waterous Rotary Pump give it that rigidity so necessary in an efficient and long lived Rotary Pump. Waterous has been building heavy duty rotary pumps for forty years. Catalogue upon request. } ( Dependable d, WATEROUS COMPANY Saint Paul Minnesota Agents in Principal Cities CHARCOAL IRON [7 TTe Branches: “yy iy Yy, For extreme service specify TYLER GENUINE CHARCOAL IRON— knobbled by hand in the old fashioned way—tested to 1000 lbs. hydrostatic pressure, and meeting all requirements of U.S. Steamboat Rules and Reg- ulations, American Bureau of Shipping and A. S. M. E. Code Committee. TYLER TUBE & PIPE CO., Washington, Pa. WAREHOUSE STOCKS A. M. Castle & Co., Chicago, IJI.; A.M. Castle & Co., Seattle, Wash.; A.M. Castle & Co.. San Francisco, Calif.; A.M. Castle & Co., Los Angeles, Calif.; Johnson-Peter Co., Pittsburgh, Pa.; I.ukens Steel Co., New Orleans, La.; Johnson-Peter Co., Brooklyn. N. Y.; Harrisburg Pipe & Pipe Bending Co. cf Texas, Inc., Houston, Texas; Bourne-Fuller Co., Cleveland, Ohio. ' Special Representatives: W. M. MacCleary-2 Rector St., New York City; W.H.S. Bateman and Co., Philadelphis, Pa. New England Representative: Geo. W. Denyven—Boston, Mass. MARINE REVIEW—April, 1928 109