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STERILIZE YOUR DRINKING .WATER WITH THE WILSON MARINE TYPE WD HYPO-CHLORINATOR Designed solely for Lake Vessel water supplies. - - - For Safety and Economy - - - FEATURING Fully automatic operation. . NO steam required. . Lower initial cost. | : Materially reduced operating cost as compared ------, : to distillation apparatus. ) 5. A non-corrosive treated water. PON o The names of (15) Companies that have standardized on Type WD'S will gladly be sent on request. For detailed information, write WILSON CHEMICAL FEEDERS, Inc., BUFFALO, N. Y. 56