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PUMPS Great Lakes Engineering Works, River Rouge, Mich. Ingersoll-Rand Co., 11 Broadway, New York City. Warren Steam Pump Co., Inc., Warren, Mass. PUMPS (Ballast) Dean Brothers Co., 323 W. 10th St., Indianapolis, Ind. Warren Steam Pump Co., Ine., Warren, Mass. PUMPS (Bilge) Dean Brothers Co., 393 W. 10th St., Indianapolis, Ind. Fairbanks, Morse & Co., 900 S. Wabash Ave., Chicago. Warren Steam Pump Co., Inc., Warren, Mass. PUMPS (Boiler Feed) Dean Brothers Co., 323 W. 10th St., Indianapolis, Ind. Fairbanks, Morse & Co., 900 S. Wabash Ave., Chicago. Warren Steam Pump Co., Inc., Warren, Mass. PUMPS (Direct Acting) Dean Brothers Co., 323 W. 10th St., Indianapolis, Ind. PUMPS (Power) Dean Brothers Co., 323 W. 10th St., Indianapolis, Ind. Fairbanks, Morse & Co., 900 S. Wabash Ave., Chicago. PUMPS (Steam) Dean Brothers Co., 323 W. 10th St., Indianapolis, Ind. Fairbanks, Morse & Co., 900 S. Wabash Ave., Chicago. Warren Steam Pump Co., Ince., Warren, Mass. PUMPS (Vacuum) Dean Brothers Co., 323 W. 10th St., Indianapolis, Ind. PURIFICATION SYSTEMS—See WATER PURIFICATION SYSTEMS RADIO COMPASS AND DIRECTION FINDER Radiomarine Corp. of America, 66 Broad St., New York City. RADIO EQUIPMENT Radiomarine Corp. of America, 66 Broad St., New York City. RAFTS Lane, C. M., Lifeboat Co., Inc., 856 Humboldt St., Brooklyn, N. Y. RANGES Stamford Foundry Co., Stamford, Conn. REPAIRS Los Angeles Shipbuilding & Dry Dock Corp., San Pedro, Cal. Maryland Dry Dock Co., Baltimore. Md. REPAIRS (Electric) Westinghouse Electric & Mfg. Co., East Pittsburgh, Pa. REPAIRS (Marine) American Shipbuilding Co., Foot of W. 54th St., Cleveland. Bethlehem Shipbuilding Corp., Ltd., Bethlehem, Pa. Canada Steamship Lines, P. O. 2485, Montreal, Can. Chicago Shipbuilding Co., So. Chicago, Ill. Collingwood Shipyards, Inc., Collingwood, Ont., Canada. Federal Shipbuilding & Dry Dock Co., Lincoln Highway, Kearney, N. J. Great Lakes Engineering Works, River Rouge, Mich. Manitowoc Ship Building Corp., Manitowoc, Wis. Newport News Shipbuilding & Dry Dock Co., 238 Broadway, New York City. New York Shipbuilding Co., Camden, N. J. Sun Shipbuilding & Dry Dock Co., Chester, Pa. Todd Shipyards Corp., 25 Broadway. New York City. Toledo Shipbuilding Co., Toledo, O. United Dry Docks, Inc., 11 Broadway, New York City REPAIRS (Marine Engine) Collingwood Shipyards, Inc., Collingwood, Ont.. Canada. REPAIRS (Turbine) Westinghouse Electric & Mfg. Co., East Pittsburgh, Pa. REVOLUTION COUNTERS Cummings Machine Works, 255 Atlantic Ave., Boston, Mass. Sperry Gyroscope Co., Manhattan Bridge Plaza, Brooklyn, N. Y. ROPE (Manila, Net, Sisal, and Other Hard Fiber Cordage) Columbian Rope Co., Auburn, N. Y Samson Cordage Works, Boston. Whitlock Cordage Co., 46 South St., New York City. ROPE (Transmission) Columbian Rope Co., Auburn, N. Y. ROPE OAKUM Stratford, George, Oakum Co., Jersey City, N. J. . RUBBER TILE Selby, Battersby & Co., 810 Noble St., Philadelphia, Pa. RUST PREVENTATIVE (Oil) Texas Co., The, 17 Battery Place, New York City. Vacuum Oil Co., 61 Broadway, New York City. SAFETY VALVES (Marine) Star Brass Mfg. Co., 653 Oliver St., Boston, Mass. SCHOONERS (Auxiliary) American Shipbuilding Co.. Foot of W. 54th St.,. Cleveland. Toledo Shipbuilding Co., Toledo, O. ° SEARCHLIGHTS (High Intensity) Sperry Gyroscope Co., The, Brooklyn, N. Y. SEARCHLIGHTS (Incandescent and Arc) General Electric Co., Schenectady, N. Y. Sperry Gyroscope Co., ‘The, Brooklyn, N. Y. SELF UNLOADING EQUIPMENT Smith, Leathem D., Dock Co., Sturgeon Bay, Wis. SEPARATORS (Oil) Babeock & Wilcox Co., 85 Liberty St., New York City. SHEETS (Blue Annealed) Wood, Alan, Steel Co., Conshohocken, Pa. SHIPBUILDERS American Shipbuilding Co., Foot of W. 54th St., Cleveland. Bethlehem Shipbuilding Corp., Ltd., Bethlehem, Pa. Canada Steamship Lines, P. O. Box 2480, Montreal, Can. Collingwood Shipyards, Inc., Collingwood, Ont., Canada. Federal Shipbuilding & Dry Dock Co., Lincoln Highway, Kearney, N. J. Great Lakes Engineering Works, River Rouge, Mich. Los Angeles Shipbuilding & Dry Dock Corp., San Pedro, Cal. Manitowoc Ship Building Corp., Manitowoc, Wis. Maryland Dry Dock Co., Baltimore, Md. Newport News Shipbuilding & Dry Dock Co., 233 Broadway, New York City. New York Shipbuilding Co., Camden, N. J. Smith, Leathem D., Dock Co., Sturgeon Bay, Wis. Sun Shipbuilding & Dry Dock Co., Chester, Pa. Todd Shipyards Corp.. 25 Broadway, New York City. Toledo Shipbuilding Co., Toledo, O. United Dry Docks, Inc., 11 Broadway, New York City. SHIPBUILDING SYSTEMS Isherwood, J. W., & Co., Ltd., — 17 Battery Place, New York City. SHIP CONSTRUCTION (Channel System) Atlantic Ellis Channel System, Inc., 33 Rector St., New York City. SHIP STABILIZERS Sperry Gyroscope Co., The, Brooklyn, N. Y. SKID PLATFORMS (Lift Truck) Truseon Steel Co., Pressed Steei Div., Youngstown, O. SPUN OAKUM Stratford, George, Oakum Co., Jersey City, N. J. STEAMSHIP LINES (Passenger and Freight) Hamburg-American Lines, 39 Broadway, New York City. ’ STEAM GAGES Star Brass Mfg. Co., 53 Oliver St., Boston, Mass. STEAM TRAPS Davis Engineering Co., 90 West St., New York City. STEEL BARGES—See BARGES (Steel) STEERING ENGINES Hyde Windlass Co., Bath, Me. STEERING GEARS American Shipbuilding Co., Foot of W. 54th St.,° Cleveland. Bethlehem Shipbuilding Corp., Ltd., Bethlehem, Pa. Hyde Windlass Co., Bath, Me. STORAGE BATTERIES—See BATTERIES STOVES Stamford Foundry Co., Stamford, Conn. SWITCHBOARDS General Electric Co., Schenectady, N. Y. Westinghouse Electric & Mfg. Co., East Pittsburgh, Pa. TELEMOTORS Hyde Windlass Co., Bath, Me. TORSION METERS Cummings Machine Works, 255 Atlantic Ave., Boston, Mass. TOWING LINES Columbian Rope Co., Auburn, N. Y. Whitlock Cordage Co., 46 South St., New York City. TRACTORS Clark Tructractor Co., Battle Creek, Mich. Terminal Engineering Corp., 17 Battery Place, New York City. TRANSMISSION (Rope)—See ROPE (Transmission) TREADS (Steel Stair & Ladder) Wood, Alan, Steel Co., Conshohocken, Pa. TRUCKS Clark Tructractor Co., Battle Creek, Mich. Lewis-Shenard Co.. Watertown Sta., 125 Walnut St., Boston. TRUCKS (Lift) Lewis-Shepard Co., 125 Walnut St., Boston, Mass. Terminal Engineering Corp., 17 Battery Place, New York City. TURBINES (Electric) General Electric Co., Schenectady, N. Y. Westinghouse Electric & Mfg. Ca, So. Philadelphia, Pa. TURBINES (Marine) Bethlehem Shipbuilding Corp., Ltd., Bethlehem, Pa. Federal Shipbuilding & Dry Dock Co., Lincoln Highway. Kearney, N. J. Newport News Shipbuilding & Dry Dock Co., 283 Broadway, New York City. Westinghouse Electric & Mfg. Co., So. Philadelphia, Pa. TURBINES (Steam) DeLaval Steam Turbine Co., Trenton, N. J. Newport News Shipbuilding & Dry Dock Co., 233 Broadway, New York City. Sturtevant, B. F., Co., Hyde Park, Boston, Mass, Westinghouse Electric & Mfg. Co., So. Philadelphia, Pa. TWINE AND ROPE Columbian Rope Co., Auburn, N. ¥. Samson Cordage Works, Boston. Whitlock Cordage Co., 46 South St., New York City. VALVE RINGS American Hammered Piston Ring Co., Baltimore, Md. VALVES AND FITTINGS Bethlehem Shipbuilding Corp., Ltd., Bethlehem, Pa. VENTILATING EQUIPMENT Sturtevant, B. F., Co., Hyde Park, Boston, Mass. WATER PURIFICATION SYSTEMS Griscom-Russell Co., 285 Madison Ave., New York City. WELDERS (Electric Arc) Westinghouse Electric & Mfg. Ce., East Pittsburgh, Pa. WELDING AND CUTTING GAS Prest-O-Lite Co., Inc., 30 East 42nd St., New York City. WHISTLES Star Brass Mfg. Co., 53 Oliver St., Boston, Mass. WINCHES Bethlehem Shipbuilding Corp., Ltd., Bethlehem, Pa. Dake Engine Co., Grand Haven, Mich. Hyde Windlass Co., Bath, Me. WINDLASSES American Shipbuilding Co., Foot of W. 54th St., Cleveland. Bethlehem Shipbuilding Corp., Ltd-, Bethlehem, Pa. Dake Engine Co., Grand Haven, Mich. Hyde Windlass Co., Bath, Me. WIRELESS MESSAGE SERVICE Radiomarine Corp. of America, 66 Broad St., New York City. WIRELESS SETS AND APPARATUS Radiomarine Corp. of America, 66 Broad St., New York City. WORKBOATS Lane, C. M., Lifeboat Co., Inc., 856 Humboldt St., Brooklyn. See Index to Advertisements for Pages Containing Advertisements of Companies Listed Above 84 MARINE REVIEW—December, 1929