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THE MARINE REVIEW March, 1919 ey Sas ' Nis : | ae) \ Xe 4 3 ‘ia mn yD) = : ttle Things that count ! The Union is a small and unimportant part of a vessel's equipment—unitil it fails, then it is a mighty important matter. The Mark Union is made from the same The severe vibration on board ship makes the broken or material that the piping is made from— wrought steel—therefore expands and con- tracts in the same ratio. You can insure your vessel from all danger of leaky or The Mark Union will withstand the cor- beck ee Ty : EOoMek Uni rosive action of sea water and salt air, all roken pipe joints by using the ilar nion. parts including the threads being pro- tected by a rust-proof coating. M ARK MFG 2 CO. Guard your pipes from leaks and breaks— specify the Mark Union. 1901 Dempster Street EVANSTON, ILL. IMA Cold Drawn Steel Union leaky pipe joint a frequent occurrence. Chief Engineers—Get It No ne CAREY BOILER COVERING The Carey Company, Cleveland. Gentlemen: We are very much pleased with the great convenient and time-saving features IN P AN ELS of your Marine Sectional Boiler Covering. We find that this sectional plan of Boiler , oe ae is the correct solution for your boiler insulation. When your Veer very ee, boilers are covered with Carey Panel Covering and your Georte Foun: men remove the covering for boiler inspection or to fix stay bolts Chief Engineer. —then you will appreciate the simplicity and value of the panel Great Lakes Steamship Co. form of covering. It affords a simple and instant operation in both removing the covering and putting it back on the boiler—no waste or Loss of Time. —Write and get complete information on Carey Boiler Panel Covering Carey Asbestos Rope and Wick Packing Carey Asbestos Packings and Gaskets Carey Boiler and Wall Paints - Carey Asbestos Products THE CAREY COMPANY 5906-16 Euclid Avenue — CLEVELAND, OHIO Please mention Tue. Marine REvIEwW. when writing to Advertisers