February, 1927 MARINE REVIEW “1 Thoroughly Always remains Walenr esting W. AITLOCK flexible PAT’D AUG. 3,1926. REG. U.S. PAT. OFF roms | WATERFLEX |sste:m lubricated climatic changes eels ‘ - Easy to handle and C OR XDA AGE splice—wet or dry Lasts longer— _ ‘serves better es HROUGH actual performance, dis- Does not swell, criminating rope buyers have become harden or kink] — absolutely convinced that WATERFLEX | Costs no more is unquestionably The Utmost in Rope Value WHITLOCK CORDAGE COMPANY 46 South Street Branches i Factory and Warehouses Chicago, Boston, Kansas Jersey City, N.J. New York ee S H ERI F FS MANUFACTURING CO. PROPELLER 85% MAGNESIA PIPE AND BOILER COVERINGS BRINE AND AMMONIA INSULATION, ETC. IMMEDIATE DELIVERY AND SERVICE WHEELS g and ¥ PROPELLER P. S. THORSEN & CO., INC. 8 LADE Ss INSULATION ENGINEERS AND CONTRACTORS to fit any hub. MILWAUKEE, WIS. 81 COFFEY ST. BROOKLYN, N. Y. PHONE HENRY 3081-3082 An Aid to the Navigator, an Asset to the Owner By installing Walker’s ‘TRIDENT’ Electric Ship Log the “distance run” can be trans- mitted electrically to the Chart House thus enabling the Officer “On Watch” to take the log readings the moment they are required. Write your dealer for particulars. Thos. Walkert & Son, Ltd., 58 Oxford Street, = my ellie tari Eng. Please mention MARINE REVIEW when writing to Advertisers