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The Jenks Ship Building Co. STEEL SHIP BUILDERS, MARINE ENGINES AND BOILERS. OFFICE AND MACHINE SHOPS AT FOURTH STREET. PORT HURON, = Prompt Attention Given to Repairs of all Kinds on Ships, Engines and Boilers. YARDS AT FOOT OF LINCOLN AVENUE. * MICHIGAN. WV > Are guaranteed to last longer than any other make. SOME MEN PAY ® f = $10,000 Sarpszzavenisine: 9 There are others $5.00 for an annual subscrip- @ and learn what all the other adver= tisers are thinHKing about, but even these are notthe extremes reached. There are men who lose over $100,000 *,,708" 07 deine John: A, Flajole, Gen'l Mgr. FOR SAMPLE COPY SEND 10 CENTS TO THE FOREST CITY BOILER CO. PRINTERS' INK Marine Work a Specialty. No. 10 Spruce St., NEW YORK CITY. aS STE ST Nae SE TE OU as ERA ARANIL aR, Watson-Stillman Hydraulic Jacks Rams and cylinders are made from solid high carbon steel. Cylinders are bored from a single piece of steel stock. No so-called seamless drawn tubing. No welds. No forced joints. No by pass holes to cut pacKing. We will be glad to send you any one or all of our Catalogs on Hydraulic Jacks, Punches, Valves and Benders. WATSON - STILLMAN CO. 453 Rookery 4\( CHICAGO. 204-14 E. 43d St. NEW YORK. ) soe te 0Q]e]eoe28 23909822 @2Bea WARD MAGHINE COMPANY GENERAL MACHINISTS C. E. WARD, Mgr. MARINE WORK A SPECIALTY. 19 Michigan St. Cleveland, O. = e @ @® ® & 66a 08 2 0 8% whe nay tionto PRINTERS' INK oe 2 0962282 John D. Gilchrist, Pres. John Marron, Sec'y. 264 Merwin St. Tel. Main 1886 CLEVELAND, OHI@. Scam, SuartPs. A manual for ship builders, ship superintendents, students and marine engineers. THEIR CONSTRUCTION AND MAINTENANCE. By Thomas Walton. Cleveland. Price $5.50. THE MARINE REVIEW PUB. CO., | THE ONLY MARINE DIRECTORY BLUE BOOK AMERICAN SHIPPING NOW IN ITS SEVENTH YEAR. AR AS Every ship builder, marine engine. and boiler builder, ship owner, naval architect, marine engineer, and, in fact, everyone in the United States whose business is with ships is mentioned in the Blue Book and his address given. The aim has been to: make it a complete working directory of the marine trade of the United States. With its aid you may reach anyone connected with this great branch of industry. Its statistics of waterborne commerce are thoroughly re- liable. The section devoted to the commerce of the great lakes with its iron mines and their output, its coal trade and dock facilities, its grain trade and elevators, its ships and their owners, is very thorough and absolutely au- thentic. ee MARINE REVIEW PUB. CO. 39-40-41 WADE BLDG., CLEVELAND, 0.