MMMM MnO 28 WHERE TO BUY December, 1925 MMMM UMMM LL MOTOR GENERATOR SETS Diehl Mfg. Co., Elizabeth, N. J. Engberg’s Electric & Mechanical Works, .22 Vine St., St. Joseph, Mich. General Electric Co., Schenectady, Ne Y. Wilk cectivtre Electric & Mfg. Co., East Pittsburgh, Pa. MOTORS (Electric) Diehl Mfg. Co., Elizabeth, N. J- Engberg’s Electric & Mechanical Works, 22 Vine St., St. Joseph, Mich. General Electric Co., Schenectady, N. Y. MOTORS (Winch) General Electric Co., Schenectady, N. Y. Westinghouse Electric & Mfg. Co., East Dittaburgh, Pa. NAUTICAL INSTRUMENTS Carpenter, George B., & Co. 436 N. Wells St., Chicago, Ill. Ritchie, E. S., & Sons, Brookline, Mass. Sperry Gyroscope Co., Manhattan Bridge Plaza, Brooklyn, N. Y. NAVIGATION INSTRUMENTS White, Kelvin & Wilfried O., Co., 112 State St., Boston, Mass. NITROGEN (Gas) Linde Air Products Co., 30 E. 42nd St., New York City. NUTS—See BOLTS AND NUTS OAKUM (Marine, Rope, Packings, Plumbers) Stratford, George, Oakum Co. 165 Cornelison Ave., Jersey City, N. J. OIL BURNING EQUIPMENT Babcock & Wilcox Co., 85 Liberty St., New York City. Bethlehem Shipbuilding Corp., Ltd., Bethlehem, Pa. Peabody Engineering Corporation, 110 E. 42nd St., ew York City. Sturtevant, B. F., Co. Hyde Park, Boston, Mass. Todd Oil Burner & Engineering Corp., 742 BE. 12th St., New York City. OIL FOR ALL PURPOSES (Marine) Tidewater Oil Sales Corp., 11 Broadway, New York City. Vacuum Oil Co., 61 Broadway, New York pie OXYGEN (Gas) Linde Air Products Co. 30 E. 42nd_ St., New York City. PACKING (Rubber) Goodrich, B. F., Rubber Co., Akron, O. PACKING (Tarred and Untarred Jute) Stratford, George, Oakum Co., Jersey City, N. J. PASSENGER SERVICE International Mercantile Marine Co., 1 Broadway, New York City. United American Lines, Inc., 89 Broadway, New York City PATENTS Siggers & Siggers, Washington, D. C. PIPE (Iron and Steel) American Spiral Pipe Works, - 14th & S. 48th St., Continental Iron Works, The, West and Calyer Sts., Brooklyn, N. Y. Chicago, III. PIPING (Cold Storage) Frick Company, Waynesboro, Pa. PLASTER FIBRE Stratford, George, Oakum Co., Jersey City, N. J. PLATES (Boiler) Lukens Steel Co., PLATES (Floor) American Pressed Steel Co., Commercial Trust Bldg., Philadelphia, Pa. PLATES (Ship) Lukens Steel Co., Coatesville,, Pa. PLATES (Tank) Lukens Steel Co., PLUMBERS’ OAKUM Stratford, George, Oakum Co., Coatesville, Pa. Coatesville, Pa. Jersey City, N. J. PORT FACILITIES Kenna Terminal, Port Newark, Newark, N. J. J. Port of Newark, Newark, N. PROPELLER BLADES AND HUBS Columbian Bronze Corporation, Freeport, Long Island, N. Y. Sheriffs Mfg. Co., Milwaukee, Wis. PROPELLER WHEELS American Shipbuilding Co., Foot of W. 54th St., Detroit Ship Building Co., Detroit, Great Lakes Engineering Works, River Rouge, Mich. Wis. Milwaukee Dry Dock Co., Milwaukee, Sheriffs Mfg. Co., Milwaukee, Wis. Toledo Ship Building Co., Toledo, O. Trout, H. G. Co., 220 Ohio St., PROPELLERS Bethlehem Shipbuilding Corp., Ltd., Bethlehem, Pa. Freeport, L. I., N. Y. Columbian Bronze Corp., Cramp, Wm., & Sons Ship & Engine Bldg. Co., Hyde Windlass Co., Bath, Me. PUMPS Bethlehem Shipbuilding Corp., Ltd., Bethlehem, Pa. Dean aati Co., 3 W. Tenth St., Great tae Engineering Works, River Rouge, Mich. Worthington Pump & Machinery Corp. 115 Broadway, PUMPS (Ballast) Dean Brothers Co., 323 W. Tenth St., Warren Steam Pump Co., Warren, Mass. Worthington Pump & Machinery Corp., 115 Broadway, PUMPS (Bilge) Dean Brothers Co., 323 W. Tenth St., Indianapolis, Ind. Warren Steam Pump Co., Warren, Mass. Worthington Pump & Machinery Corp., 115 Broadway, PUMPS (Boiler Feed) Dean Brothers Co., 323 W. Tenth St., Superheater Co., 17 E. 42nd St., New York City. Warren Steam Pump Co., Warren, Mass. Worthington Pump & Machinery Corp., 115 Broadway, PUMPS (Centrifugal) Worthington Pump & Machinery Corp., 115 Broadway, New York City. PUMPS (Direct Acting) Dean ace Co., 823 W. Tenth St., Worthington. Pump & Machinery Corp., 115 Broadway, New York City. Cleveland. O. Mich. Buffalo, N. Y. Philadelphia, Pa. Indianapolis, Ind. New York City. Indianapolis; Ind. New York City. New York City. Indianapolis, Ind. New York City. Indianapolis, Ind. PUMPS (Power) Dean Brothers Co., 823 W. Tenth St., Indianapolis, Ind. Worthington Pump & Machinery Corp., 115 Broadway, New York City. PUMPS (Steam-Holly Type) Worthington Pump & Machinery Corp., 115 Broadway, New York City. PUMPS (Steam) Dean Brothers Co., 823 W. Tenth St., Indianapolis, Ind. Warren Steam Pump Co., Warren, Mass. PUMPS (Vacuum) Dean Brothers Co., 323 W. Tenth St., Indianapolis, Ind. Worthington Pump & Machinery Corp., 115 Broadway, New York City. PURIFICATION SYSTEMS—See WATER PURIFICATION SYSTEMS PYROMETERS Superheater Co., 17 E. 42nd St., New York City. sag ene COMPASS AND DIRECTION FoleraL Telegraph Co., 812 Hobart Bldg., San Francisco, Cal. RADIO EQUIPMENT Radio Corp. of America, 66 Broad St., New York City. RAILWAY DRY DOCKS Crandall Engineering Co., 102 Border St., RANGES Stamford Foundry Co., Stamford, Conn. REFRIGERATING MACHINERY Frick Company, Waynesboro, Pa. Phoenix Ice Machine Co., 2711 Church Ave., ‘Cleveland, O. RELEASING GEARS FOR LIFEBOATS Welin Davit & Boat Corp 805 Vernon Ave., Venn | Island City, .No| Y. REPAIRS (Marine) American Shipbuilding Co., : Foot of W. 54th St., Hethichan Shipbuilding Corp., ‘Bethlehem, Chicago Shipbuilding Co., So. Chicago, Ill. Federal Shipbuilding & Dry Dock Co., 26 Beaver St., New York City. Great Lakes Engineering Works, River Rouge, Mich. Manitowoc Ship Building Corp., Manitowoc, Wis. Smith, Leathem D., Dock Co., Wis. Sturgeon Bay, Staten Island Shipbuilding Co., 1 Broadway, New York City. Sun Shipbuilding & Dry Dock Co., Chester, Pa. Todd Shipyards Corp., 25 Broadway, New York City. Toledo Shipbuilding Co., Toledo, O. Boston, Mass. Cleveland, O. -Ltd., Pa. REPAIRS (Marine Engines) New London Ship & Engine Co., 11 Pine St., New York City. REVOLUTION COUNTERS Cummings Machine Works, 255 Atlantic Ave., Boston, Mass. Sperry Gyroscope Co., Manhattan Bridge Plaza, Brooklyn, N. Y. a] — RIVETS Oliver Iron & Steel Corp., 10th and Muriel Sts., Pittsburgh, Pa. RIVETS (Boiler) — See BOILER RIVETS ROPE. (Manila) Columbian Rope Co., Auburn, N. Y. ROPE (Manila Net, Fiber Cordage) Columbian Rope Co., Auburn, N. Y. Sisal, and Other Hard