30 THE MARINE REVIEW October, 1917 Sydney C. McLouth Marine City, Mich. SHIPBUILDING STEEL and,WOOD _. Uncle Sam says— ‘Install a Water Purifying System ? Then Why Not The Best: Plenty of water at dock for any boat. Repairs made to Hulls, Boilers or _ Machinery, nights, days or Sundays. THE ULTRA VIOLET RAY PURE WATER SYSTEM oN S&K OIL COOLERS COOLING MARINE TURBINE piper COOLING FRESH WATER WITH SEA WATER EFFICIENT SPACE SAVING Send for Catalog 12-C SCHUTTE & KOERTING CO. 12th and Thompson Streets PHILADELPHIA, PA. [E 2A MM Are YOU Saving Your Money to invest in the Installation of STERILIZER and FILTER on S. S. ALABAMA The Ultra Violet Ray Pure Water System operates without heat or chemicals. It requires no extra pumping or cooling. It sterilizes and filters without changing the taste, odor, color, mineral or gaseous content of the water. Electrically operated—consumes the cur- rent of about seven incandescent lights. The Ultra Violet Ray System complies fully with the latest U. S. Government require- ments and can be installed on very short notice. Write for full particulars. THE R. U. V. COMPANY 50 Broad Street - NEW YORK Next Issue of the Liberty Loan ©») 0, EIN ail ll 0000, Please mention Tue Marine Review when writing to Advertisers ;-— 7 =—= Is