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1900.] MARINE REVIEW. 29 Worthy of your Investigation. Cold drawn Seamless Steel Boiler Tubes are specified by the U. S. Government and fey) the British Admiralty for use aan: & FES ' --_-- WN - \ a a Nanos ° a , = SS 6 \-- 5 ES = in all boilers in their respec- tive Navies. Shelby Boiler Tubes are being used in Marine Boilers throughout the entire world and are giving the very best satisfaction. Shelby Boiler Tubes are manufactured from the best quality of open hearth stee!, from the original round billet, They are worked cold after the heating operations and are very dense, tough and ductile. Shelby Boiler Tubes do not leak, They do not crack or fail at the ends. Write for new Catalogue for full information. 8 5 NEW YORK. RANCH OFFICES 3 CHICAGO 135 tate ST. BURRELL & FOWLER cxevd. THE SHELBY STEEL TUBE CO. GENERAL SALES OFFICE AMERICAN TRUST BLDG,CLEVELAND,O. JULIAN LYALE & CO. ROOKERY BLDG. CHICAGO, J.J. LYNN PORT.HURON MICH.