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December, 1916 PROPELLER DESIGNS wETHOD DYSO IN erm “USED BY THOSE WHO KNOW” WRITE FOR LIST OF USERS AND OUR INTERESTING LITERATURE AMERICAN SCREW PROPELLER CoO. 1520 Sansom Street, PHILADELPHIA, PA. Consulting Engineers Captain C. W. Dyson Luther D. Lovekin, M. E. Director Raymond E. Lovekin Reilly Marine Specialties Feed Water Heaters Fuel Oil Heaters Grease Extractors Evaporators Distillers Filters, etc. Built in accordance with U.S. Steamboat In- spection and Lloyd’s Rules. Write for Bulletins. The Griscom-Russell Co. Successor to The Griscom-Spencer Co. and The James Reilly Repair & Supply Co. 2121 West St. Bldg., New York The Barton Steam Trap ‘For General Use on Steamboats mT Listing of ship does not affect its operation. It cannot freeze or become air bound. Keeps pipe lines free from condensation, there- by insuring your cargo. Makes the heaters heat. Does away with cylinder cocks on deck engines. Does its work regardless of temper- ature. More than 1,000 in successful operation on lake boats. Barton traps are dividend makers. A Barton trap installed on trial will answer the question of economy. ; Barton traps used on 150 boats on the lakes. (Used on steering, deck engines, forward auxiliary lines, forward main exhaust lines, after radiator lines, hot water tanks, in fact any place where a steam trap can be used the Barton trap is successfully operated.) When in Cleveland call Harvard 1532 and learn more about it. JOHN W. BARTON Owner of Barton Steam Trap Co., 2707 Vestry Ave., Cleveland, O. Formerly of Automatic Steam Trap Specialty Co., Detroit. Lake Shipyard Methods of Steel Ship Construction By ROBERT CURR. It shows, step by step, how to build a vessel from the mold loft floor, the cheapest method of construction. Every piece of plate and shape is taken up and the method layi ff clearly explained. The book is copiously illustrated with hundreds of line ee ase dasaesoue photographs and affords in itself, a liberal education in the art of ship building as practiced on the Great Lakes. $2.00 postpaid to any address. Cleveland, Ohio 628 Penton’s Book News, = - REAL BARGAINS in used equipment are constantly being offered the readers of The Marine Review thru its classified columns and it will pay ,o) ici GET THE HABIT of referring to that section each month. TAKE A LOOK—NOW! You may find something of interest to 3 THE MARINE REVIEW Equip your boiler with a reliable VANDUZEN Patent Vertical Water Gauge Commended by Steam Boiler Inspectors. Used extensively on most large River Steamers, in Water Works and Stationary Engine _ Boilers. Simple in con- struction, durable and reliable in operation. The dials are large and easily read. Reliability and effectiveness guaranteed. THE E. W. VANDUZEN Co. 428-434 E. Second St. Cincinnati, O. => OUR Filters your boiler Troy, N. Y. The Honorable Peter White By Ratrs D. WILiiAMs A Biographical and Historical Account of the Beginnings and Development of the Lake Superior Iron Industry A book of direct interest to every man cor.aected with the Iron, Steel and Machinery business, and forming an essential part of the knowledge of everyone who would know the beginnings of the great iron industry of the United States — the foundation of our industrial supremacy among the nations of the world today. Contents by Chapter Headings — Early History of Lake Superior—Commercial Discovery of Copper—The Discovery of Ison Ore—The Journey to the Iron Mines—The Founding of Marquette—The Overland Journey to Escanaba—Proving the Claims to the Iron Deposits—First Ore Hauled from Cleveland Mine—Peter White Becomes Post- master—First Lake Shipment of Iron Ore—First Use of the Ore in Pennsylvania and Ohio—Peter White and His Dog Sleds—Building the Old Strap Railroad—Sault Ste. Marie Before the Canal—Lake hg lea Shipping Before the Canal— Construction of the Sault Ste. Marie Canal—First Shipment of Ore Through the Canal—Steam Railroad Finished to the Mines—Pig Iron Manufacture in the Peninsula—Peter White as a Business Man—Solving the Problem of Unloading Ore— Discovery of the Mesabi Range—Subsequent Locks of Sault Ste. Marie Canal—Francis H. Clergue and His Industries— Peter White’s Monument is Presque Isle—The Sault Canal Semi-Centennial Celebration. ‘ Second edition, revised and enlarged by the addition of over 100 ages gf new material. Artistically printed on heavy tinted paper, fend tn cloth with embossed cover, portrait in colors, handsomely sllustrated with 120 fine halftones, 800 pages, large octavo. PRICE $2.00 POSTPAID Penton’s Book News Cleveland, Ohio Please mention THE Marine Review when writing to Advertisers 61 (HNN Feed-Water will keep oil out of They Have No Equal Write for list of users Ross Valve Mfg. Co.