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% 12 TAe Marine REvVIEw NNN x Smith's Coal Dock DETROIT RIVER DETROIT MICH., 12 Pockets. Platform. ~Low Dock. Operated by STANLEY B. SMITH & CO. Xv MMT \ @ =; ' ame own, = 2 7 = = cm Electric Bell Bell-Buoy Vessel with BéeccHing Apparatus Lightship Bell nt: 2 |; SUBMARINE SIGNALS | : | | s = have been adopted as an aid to navigation and are being operated by the = = Light-House Departments of the United States, England, Germany and = = Canada... Ce ee = 3 Among the lines using the system are the White Star, Cunard, North = = German Lloyd, Hamburg-American, Flolland-American, Red Star, Mer- = = chants & Miners Transportation, Boston & Philadelphia, Old Dominion, 2 = and Metropolitan. , : | 8 = = ; For information, terms, etc., apply to : ae = 2 : . : 88 Broad St., = _ Submarine Signal Gompany sosron'wass. | % $ FERRALL'S HUB HOISTER AND Sheave for Same. The sheaves of these hoisters are fitted with Star. Metaline. Bushings and Side Bearings, which keep the , sheaves from heating, make them }rtun true and together with the rounded edges of the shells, soon save more than their cost, by pre- serving the rope. BOSTON & LOCKPORT BLOCK CO. BOSTON = * MASS. The "Genuine" Brand This mark indicates that the pipe fitters' tools which bear it are of the "'F. Armstrong'? make, which. is recognized by discrim- inating buyers as the Standard of excellence. A complete Catalogue of Pipe Cutting and Threading Machines, Die Stocks, Vises, Wrenches, etc.,. will be mailed free: upon THE ARMSTRONG MFG. CO. 314 Knowlton St., Bridgeport, Conn. request.