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158 THE MARINE REVIEW MANGANESE BRONZE PROPELLERS have been made by us for many of the leading shipyards. “SEND FOR PAMPHLET ‘C’ AND LEARN WHY.” WE MAKE BRONZE, PROPELLERS FROM 10" TO 20' IN DIAMETER AMERICAN MANGANESE BRONZE CO. HOLMESBURG—PHILADELPHIA—PENNA. Leschen Wire Rope — for — Ships and Shipbuilding Hoisting Ropes Hawsers Towing Lines Guys Mourne Lines Rigging Every Leschen Wire Rope has back of it over 60 years of manufac- turing experience. Established 1857 A. Leschen & Sons Rope Co. ST. LOUIS, MO. AN OLD TOOL ON A NEW JOB FOR Ship Builders and Construction Men Here is a tool that is necessary in YOUR work. It is not a new tool but with our patented im- provement becomes a new tool in YOUR business. ‘The principle is that of a turnbuckle, but it is more varied in its uses, is stronger, more reliable, more economic, A TIME and LABOR SAVER. SHIP FORMS and CONSTRUCTION FRAMES Are Firmly Held By GRACEY’S IMPROVED DOUBLE ACTING RATCHET PULLING JACK Capacity \ Lengths 7 to 15 Tons 6 18 to 48 Inches Write for Descriptive Circular No. 13R and Price List IN USE BY U. S. SHIPPING BOARD EMERGENCY FLEET CORP. U. S. RAILROAD ADMINISTRATION Manufactured only by R. GRACEY & SONS COMPANY 113-115 FIRST AVENUE PITTSBURGH, PA., U.S.A. U.S. CRANE CO. PEOPLES GAS BLDG., CHICAGO LOCOMOTIVE CRANES STRONGEST—MOST ACCESSIBLE FOR PROOF: SEE OUR CRANE GET OUR SPECIFICATIONS. THE CHASE MACHINE CO. ENGINEERS AND MACHINISTS Mooring Machines, Deck Winches, Steam Capstans, Etc., Etc. Address 2313 Elm St. N. W. Cleveland, Ohio The Oldman Boiler Works Boilers, Tanks, Stacks, Struc- tural Work and Castings Boiler Repairing Promptly Attended to Day or Night MARINE WORK A SPECIALTY ELECTRIC WELDING Works: 36-40 Illinois Street - - BUFFALO, N. Y. TANK GAUGES DRAFT INDICATORS ELECTRIC WHISTLE OPERATORS PNEUMERCATOR COMPANY, Inc. Send for Catalogue 1326 Park Row Bldg., 15 Park Row New York City He ee ee AL ee See ee aL eT ea Eee Se eee ee fe ey” Sen ee ee See April, 1919