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a REFLEX WATER GAGES Used on all types of boilers by all the Principal Navies of the world ‘“‘The Water Shows Black’’ ADVANTAGES: Quick and reliable observation of the water level. Safe, sure and durable at high pressure. Not affected by cold air drafts. Most effective protection against injuries to boilers and workmen. Easily applied to all types of gage glass fittings. When filled with WATER the Reflex Gage always appears BLACK. When empty it instantly shows WHITE. Nomistake possible. This feature alone is worth many times the cost of the Reflex. Send for catalog of Water Gage Apparatus MANUFACTURED BY THE JERGUSON GAGE & VALVE Co. WINTER HILL, SOMERVILLE, MASS. TWO GREAT FLEETS now offer an unexcelled Freight and Passenger Service to Europe via Bremen or Hamburg. Fast Freight Services To Bremen and Hamburg, also via Antwerp from outports . . . including all shipping lanes from Montreal to Puerto Mexico and from all North Pacific ports. Special low rates in transshipments. Passenger Services New York to Cherbourg, Southampton, Bremen and Hamburg. New York to Galway, Cobh, Cherbourg, Bremen or Hamburg. North Pacific Ports to Antwerp, Bremen and Hamburg via Panama Canal. Pleasure Cruises Around the World, to the West Indies, to oo Wonderlands and Russia, the Mediterranean, Around rica. HAMBURG-AMERICAN LINE NORTH GERMAN LLOYD 57 Broadway, New York, N. Y. — or Local Agents THE RITCHIE LIQUID COMPASS The Standard Liquid Compass the world over. Used Exclusively in U. S. Navy for over 40 years. Over 65,000 on Merchant Vessels in all parts of the world. Made in all sizes 2 to 12” dia. Magnets for adjusting Purposes. Standard Binnacle E. S. RITCHIE & SONS Brookline, Mass., U.S.A. Agents for the Great Lakes, The Upson-Walton Company, Cleveland, Ohio We specialize in BOOKS on Marine Subjects and are prepared to furnish at publishers’ price any- technical book in print THE PENTON PUBLISHING CO. Book Dept. Penton Bldg. Cleveland, Ohio 431-M InpDEX To ADVERTISERS American Shipbuilding Co. .............. Inside Front Cover Boland & Cormelius ...........ccceccescseessecsceceseeseraeeesseesseseee 41 General Electric Co. .....csceseeseeereeseesseensecnsesrsensenseeesees 3 Hamburg-American Limes .........cccsscenesceeceneeeeeetsecees 42 Jerguson Gage & Valve Co. .o...ceccesceeeecessceereteresenteeees 42 Kelvin & Wilfrid O. White Co. ........ccccecesss esses 41 New York Shipbuilding Corp. ..........0..:cccsssssressesssess 4 Plymouth Cordage Co. ......:ccceseeee Inside Back Cover RRA rs BY gece cache cea cas caedis as al acautonca cs vasdetarscbavvenetaneuess 41 Mitchie; (Hs S35 Se Sons aoe assess cose yeetssee eevee 42 Sun Shipbuilding & Dry Dock Co................. Back Cover Westinghouse Traction Brake Co. ........cceeeeesees 6 —O = BUSINESS COMES EASIER For those manufacturers whose products are nationally and favorably known as the result of proper advertising. The greatest business successes are ad- vertised products. Make it easier for your salesmen to sell your products by advertising them. 42 MARINE REVIEwW—March, 1934