October, 1920 THE MARINE REVIEW 3 This is ELBON PACKING -its tested to 800 Lbs. LBON is the nearest thing to per- fection in super-heat packing. Made from especially mined, long fibre asbestos and highest quality rubber, it is tested to 800 pounds—a greater pres- sure than any packing is asked to sustain. ) Diamond was the first to make super-heat packing—and is first to-day with Elbon. THE DIAMOND RUBBER CO. Incorporated Akron, Ohio Please mention THe Marine Review when writing to Advertisers