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THE MARINE REVIEW |. September, -19a8 FIRE TUBE MARINE Air bi eey: EIGHT REASONS WHY 1. It is adaptable to either new or existing boilers of the fire tube type and can be applied with no change in design or construction. Nee nn aa 2. It renders possible an increase in output of boiler horse power from a given boiler plant, 10% to 20%. 3. It will produce the same power output with fewer boilers. 4. It “reduces the size of the bunkers, thereby reducing the draft of the vessel with a given cargo or making possible an increase in revenue cargo.. 5. It results in a saving of fuel over saturated plants, both operating under the same draft conditions, of 10% to 20%. 6. It reduces the maintenance costs by the prevention of water hammer, leaky flanges and con- densation in the cylinders. “7. Tt does not prevent rapid, thorough and frequent cleaning of the tubes. 8. Its construction provides easy access to all screwed joints and the easy removal ofthe parts. LOCOMOTIVE SUPERHEATER COMPANY 30 Church Street, NEW YORK, N. Y. wre Ne Xa “Known aga the Maritime World.” The McNab Direction haicaete (Gold Medal and Diploma Awards) indicate every move- ment and record the engine revolutions on the bridge. Thousands installed and specified for installation on 90% , of steam vessels building in this country. NO STEAMER COMPLETE WITHOUT IT. The Willett-Bruce S. S. Whistle Control The only control adopted by all Transatlantic and other Lines, large number of installations on order and installed in this country. An automatic fog signal assured, and a dry, clear, crisp, penetrating blast guaranteed. The McNab Pneumatic Engine Counter Connect it up by a pipe and install it on your steam gauge board, do away with your constant clattering rods and small gear; it is a “‘revolution in counters.” The McNab ‘‘Cascade’”’ Boiler Circulator and Fuel Economizer Hundreds installed, a practical Circulator that does cir- culate and economize. Write for a full set of our books. THE McNAB COME ANS Bridgeport, Conn. EDW. P. FARLEY, 1501 skwic’ Exchange Bldg., Chicago, III. D. E. FORD, "465 California St., San Francisco, C Cal, M. M. DRAKE, 17 Battery Place, N. Y. City. Peoples Gas Bldg., CHICAGO, ILL. Eckhiff Boiler Circulators @ If your Scotch Boilers are Eckliff-equipped, they’re hot at the bottom and steaming at highest efficiency. q If they are not Eckliff- Thermometer’’ equipped, they’re not hot at the bottom and are not steaming at highest effi- clency. q Why not put your boilers in the Highest Efficiency class? q Eckliff results are proved results—and they” re guar- anteed. GET THE BOOKLET ECKLIFF AUTOMATIC BOILER CIRCULATOR CO, 54 Shelby Street MICHIGAN Have You Read the Classified Advertisements? Real bargains in Passenger and Freight Boats, Dredges, Tugs, Dredging Machinery, Engines, Boilers, Cranes, and other opportunities are awaiting you. Take a Look Now—You May Find Something Interesting Please mention THE Marine Review when writing to Advertisers 202