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We have our own boil- , er plant and complete facilities for boiler work of all kinds. Don’t Wait Too Long large part of the present Great Lakes fleet has been built about 25 years. The original boilers on these vessels have never been replaced. The average efficient life of a steam boiler is from 25 to 30 years—with the latter figure as the deadline. Steam pressures are usually cut down on old boilers, which means loss of engine power and loss of speed. The efficiency of old boilers is generally low, due to the formation of scale on in- accessible surfaces. The cost of maintenance on old boilers is a constantly increasing factor. The older the boiler, the more danger there is to life and property. A serious accident due to old age may cause an ex- The AMERICAN CLEVELAND Lorain \ ND ; ; Detrorr BUFFALO American Ship American Ship Detroit Ship- Buffalo Dry Dock Building Co. Building Co. building Co. Company 6 _ MARINE REVIEW—December, 1927