THE MARINE REVIEW 9 - 100 SCHERZER ROLLING LIFT BRIDGES have already been built, superseding and replacing swing bridges and other old types of movable bridges. for rail- roads, electric railways and highways in the most progressive cities and harbors of the world. Mod High d Elect Rail fae Sift ghway and lec i Domes of Law Bice H / GH ES T A WARD Superseded and replaced a center aa swing bridge. World's Fair, St. Louis, 1904 "'Center pier swing bridges form artificial obstruc- tions, blocking navigation and commerce. 'They are condemned, removed and replaced by modern SCHERZER ROLLING LIFT BRIDGES wherever Manufacturing, Commerce, Transportation, Railroads and Ships are valued, protected and advanced." Write us for photographs, information, sketches and estimates THE SCHERZER ROLLING LIFT BRIDGE COMPANY Main Offices: - ee aso Chicago, U. S. A. Modern Railroad Scherzer Rolling Lift Bridge in the Cable Addr : a open position. Longest span Bascule Bridge in the nee Eastern Office: world. Also Highway Scherzer Rolling Lift Bridge Scherzer, Chicago 220 Broadway, New York" open further down the river. SAVING TIME AND LIVES (FROM THE BRITISH ADMIRALTY REPORT) The Submarine Bell increases the range at which the fog signal can be heard by a vessel until it' approximates to the range of a light-vessel's light in clear weather, and, moreover, its bearings can be determined with quite sufficient accuracy for safe navigation in fog from dis- tance far beyond the range of aerial fog-signals, if the M A R i N Ee Mi oO D E LS | vessel is equipped with receivers. To double or treble the distance at which fog-signals OUR SPECIALTY > _ can be heard is a great advantage to shipping, and the . _ facility of determining the direction of a sound signal is bi span tei foss ecu ore .. c ions of every- in itself a very valuable discovery. Those who wait me On a ee ee longest will incur the greatest loss in the meantime, both DUPLICATE YOUR BEST VESSELS in ships and lives, and through delays to shipping which et : pe Id oth ise b ided. Fittings furnished to complete plating models eo ee for exhibition purposes, Working or dummy models of Engines, Boilers, Dredges and Special Machinery of every descrip- ton | SUBMARINE SIGNAL COMPANY Write for illustrated catalog of work done for the government and leading lines. : Tl 88 BROAD STREET BOSTON, MASS. The H. E. Boucher Mfg. Co. NEW YORK,68 Broad St. ---S--SMLIVERPOOL, 10 Duke St. LONDON, 29 and 30 Charing Cross ae een ene. NEW YORK; U. S. A. BREMEN, Norddeutsche Maschinen-und Armaturen-Fabrik For rates and information address