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32 THE MARINE A Reputation for Quality and Service is back of all our products Manufacturers of MARINE SPECIALTIES Welin Quadrant Davits Norton Sheath Screw Davits Compensating Quadrant Cranes Lundin Decked Lifeboats Lundin Power Lifeboats Standard Metallic Lifeboats with | Steel Keels Metallic Cylinder Liferafts Mill's Releasing Gear A. B. C. Balsa Life Preservers A. B. C. Balsa Life Rafts A. B. C. Balsa Ring Buoys Welin Non-Toppling Blocks Welin Gripe Release Gear Balsa Insulation for Ships, Ice Boxes, Railway Refrigerator Cars, etc. Catalog 3 on Request AMERICAN BALSA COMPANY, Incorporated (Successors to Welin Marine Equipment Company) 50 East 42nd St. New York City REVIEW Safety Ladder Steps | made of | IRVING [RON WORKS Co. LONG ISLAND CITY, N.Y., U.S.A. RVING (PATENTED) OU never have: to ‘‘watch your step’ on a ladder or stairs with Irving Safety Steps. They’re ab- solutely non-slipping—give you a safe and sure footing even though oil or grease may be spilled upon them. They are safe—first, last and all the time. They cannot fill up with dirt—are clean and sanitary. They’re strong enough for any load—yet so light that they need only the lightest supports—a big saving in cost and in dead weight. Irving Safety Steps protect your employes against acci- dent and protect you against the results of accidents. Send for Catalog No. 1A12, describing these Safety Steps and Irving Subway, the ideal non-slipping metallic flooring. Please mention THe Marine Review when writing to Advertisers March, 1919 SUBWAY THE FIREPROOF VENTILATING FLOORING