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December, 1916 Shapes Rectangular Curved Skewed Offset THOMAS AUTOMATIC SPACING TABLE FOR PUNCHING ALL KINDS OF PLATES Ship—Steel Barges—Tanks—Boilers, Etc. ‘STANDARD BRIDGE TOOL CO., Pittsburg, Pe No other , _ 800,000 INJECTOR Engineers on the testify market as to its 80 simple, merits. 1 | & reliable WORLD’S aN LA | or durable. STANDARD. x ESF 00 TENTHS AVERAGE REVOLT ECON The Penberthy Automatic is absolutely so, it is re-starting, self-draining. It is the ideal Injector for Marine use. “XL--96” EJECTOR Tells You Instantly and Accurately Just how Far your Ship has Travelled Not many years ago the only method of ascertain- On account of the great elevating and lifting ing a ship’s speed, was to cast out the log and power of the ‘‘XL-96’’ when using a minimum calculate from the length of the line played out— amount of steam, it is at its best when a very crude method indeed. Today, how different. replacing the bilge pump. No guess work—no head work—everything figured Our No. 27 Catalog tells of these. to an exactness unattainable otherwise except by } Write for it—Now. hours of most accurate calculation. . e , enberthy Inj ector Co. Cummings Ship I nstrument Works , ’ » 110 Hi -S. A. we Feat od Canadian Factory —Windsor, Ont. Pd igh Street Boston, U.S. A Please mention THE Marine Review when writing to Advertisers oe eatae tat EON ee en ea ee