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54 | MARINE REVIEW Cap’n Allswell says: Liquid Compass BOILER TUBES Seamless Steel—Charcoal Iron—Lapwelded Steel Marine and Stay Tubes with Marine Certificates E. F. KEATING CO. Est. 1885 446-454 Water St., New York, N. Y. Immediate Shipment from New York Stock Telephone Orchard 9700 Steamer M. T. Greene For Sale Class 95, coal capacity 800 tons, lumber 500,- 000 ft., thoroughly rebuilt 1917, equipped latest improvements, electric lighted throughout, hot and cold water every room, now at Cuyahoga Lbr. Co. dock, Cleveland, Ohio. No reasonable offer refused. Erie & Michigan Ry. & Nav. Co,, 110° S* Dearborn: St. Chicago, ‘‘You can’t mix youth an’ old age!”’ Castin’ new propellers out of old ones melted up is a gamble—with the chances all agin the purchaser. Columbians last so many years because they’re all new metal. (Send for propeller information.) The Columbian Bronze Corporation, 238 N. Main St., Freeport, L.I., Nix. Chicago Representative: Geo. B. Carpenter Co., 440 N. Wells St. COLUMBIAN Bronze PROPELLERS THE RITCHIE LIQUID COMPASS The Standard Liquid Compass the world over. Used Exclusively in U.S. Navy for over 40 years. Over 40,000 on Merchant Vessels in all parts of the world. Made in all sizes 2 to 12" dia. Magnets for adjusting Purposes. E. S. RITCHIE & SONS, Brookline, Mass., U. S. A. Agents for the Great Lakes, The Upson-Walton Company, Cleveland, Ohio. April, 1925 Boat Compass in Binnacle FOSTER MARINE BOILERS In use in over 130 vessels of American Merchant Marine. Write for performance data. oston Philadelphia Foster Marine Boiler Corp. ai ateee San Francisco Baltimore, Proctor Eng. Co.; A. K. Miller Engineering Co., Galveston, Texas, New Orleans, La., Mobile, Ala.; Cleveland, R. G. Backus. Charleston and Savannah; Stuart A. Johnson Engineering Company. Pittsburgh Londen, Exe. 111 Broadway, N. Y. Propeller Wheels, Marine Engines, Brass and Iron Castings. Large variety of Grate Bars in stock. H. G. TROU. CoO. (King Iron Works) BUFFALO, N. Y. Phone: Seneca 5361 : 226 Ohio St. KELVIN & WILFRID O. WHITE CO. BOSTON—NEW YORK NAVIGATIONAL EQUIPMENT Contracts a Specialty New Branch now open 111 Commissioners St. MONTREAL Oldman-Magee Boiler Works, Inc. Boilers, Tanks, Stacks, Struc- tural Work and Castings Boiler Repairing Promptly Attended to Day or Night MARINE WORK ASPECIALTY ELECTRIC WELDING Works: 36-40 Illinois Street - BUFFALO, N. Y. THE MULHOLLAND HATCH-FASTENER COMPANY Main 272 Marion Building, Cleveland, Ohio Cent. 1016 Manufacturers of the Mulholland Simplex and Security Hatch Fasteners. For Ocean and Lake Trade. OVER 225,000 SETS NOW IN USE ON THE GREAT LAKES ANDREW J. MORSE & SON, Inc. ‘NS AP 221 High Street BOSTON, MASS. = Established 1837 Diving Apparatus and Submarine Armor Fire Department Supplies The Morse Monitor Nozzle Callahan Shut-Off Nozzle Please mention MAsineE Review when writing to Advertisers