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36 MARINE REVIEW December, 1925 One Pound of Oil per I. HP. per Hour for all Purposes T. S. S. Stuttgart, a passenger boat of the North German Lloyd Line, is one of the largest and most efficient superheated boats running into the Port of New York. On a fuel consumption of 102 tons of oil per day, she maintains an average speed of 16. knots per, hour, with 9500 inp, or at thie rate of | 1b. of oil per i. hp. per hr. for all purposes. The Stuttgart is fitted with twin screw four cylinder triple expansion engines, three double ended Scotch boilers and one single ended boiler. The boilers are equipped with Elesco type firetube superheaters designed to deliver 200 deg. of superheat at the throttle. The high pressure piston rings are of the Ramsbottom type, 14 in. deep, five for each cylinder. The present rings have been in operation more than twelve months. Over 3000 ships, flying all flags, are equipped with Elesco type superheaters. THE SUPERHEATER COMPANY 17 East 42nd Street Peoples Gas Building NEW YORK CHICAGO Canada: THE SUPERHEATER COMPANY, Ltd., Montreal Todd Shipyards Corporation, licensed by the Superheater Company, under Schmidt and other patents. DROP FORGED WELDLESS EYE BOLTS ROLLED THREAD GALVANIZED OR PLAIN 46" DIAM. WITH EYE 3%” INSIDE 54" 66 66 66 14" 66 34! 134” 66 114” 66 QUICK SHIPMENT OLIVER IRON AND STEEL CORP. 1001 MuRIEL ST. PITTSBURGH, PA. ESTABLISHED 1863 WHITING- ADAMS JWINS Identical in [daXex-y-m Olbt-) phat a which make Brushes Good S Rai vcii heh ADAMS Whiting’s Adams Celebrated Superior Brushes Brushes Each parallels the goodness of the other. Alike in length and strength, in suppleness and permanence of bristles—alike » } in all save name—these fine | brushes have led all others for H) upwards of one hundred years. m® Buy by either name—or both ~ combined. You are certain of equal—and unequaled—brush service and satisfaction. WHITING-ADAMS BOSTON Brush Manufacturers for 117 years and the largest in the World Please mention MARINE REVIEW when writing to Advertisers