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ATTENTION SHIPBUILDERS Are you interested in lowering your cost from 5 to 10% in building your ships ? If so—send for further information. SHIPBUILDING EFFICIENCY ENGINEERING BUREAU P. O. Box 1613 — — Pittsburgh, Pa. world over. over 40 years. parts of the world. Standard Binnacle On Board the .. . On board the new Dollar Liner, ‘‘President”’ Hoover’... on board the new Porto Rico Liner, ““Borinquen”’ . . . on board the new American Export Liner, “Excalibur”. . . ee on board the new Standard Tanker, ““G. Harrison Smith’’ . . . on board the new ‘ >? ? Coast Guard Cutters, “‘Itasca’’, ‘Sebago’, ““Saranac’’. In fact, on board most all of the outstanding new ships—and the older ones—you will find Paracoil equipment holding responsible positions. Paracoil Feed Water Heaters, Evaporators, Distillers, Lubricating Oil Coolers, etc., etc., have een standard marine equipment for many years. Write for bulletins. DAVIS ENGINEERING CORP. 90 West St. New York City allene Engineering Co. W. 1740 E. 12th St. Cleveland, O. For THE RITCHIE LIQUID COMPASS The Standard Liquid Compass the Used Exclusively in U. S. Navy for Over 65,000 on Merchant Vessels in all Made in all sizes 2 to 12” dia. Magnets for adjusting Purposes. E. S. RITCHIE & SONS Brookline, Mass., U.S.A. Agents for the Great Lakes, The Upson-Walton Company, Cleveland, Ohio THE_ PARACOIL PARADE Leviathan irginia California Pennsylvania Waialeale Hualalai Montauk Montana Caracas George Washington President Harding acific Sun President Fillmore endrik Hudson Alexander Hamilton President Garfield Morro Castle Santa Clara City of New York Itaska Sebago Saranac etc., etc., etc. aXe) S-Yere)areluib Use CARNEGIEL SHIP BUILDING PRODUCTS A complete line of structural steel sections for shipbuilding purposes, including Carnegie Beams with their wide, parallel flanges, shipbuilding channels and bulb angles, Carnegie Floor Plate in a raised pattern insur- ing long wear and easy cleaning, and rolled steel plates of every description. The name ‘Carnegie’ has been identified with steel manufacture for nearly three-quarters of a century— a good name to look for on Steel. CARNEGIE STEEL COMPANY Subsidiary of United States Steel Corporation PITTSBURGH, PA. Utmost in Rope Value MARINE REeview—April, 1931 109