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30 MARINE REVIEW. [April 18, Dearborn Vegetable Boiler Compounds. SCIENTIFICALLY AND UNIFORMLY MADE. EVER RELIABLE. ienti ipped, Complete, Handsome and expensively Furnished Laboratories, and the ONLY EXCLUSIVE LABORATORIES ON oo STEAM ECONOMY in the Country. MARINE FORMULA NO. 5, For the WATERS of the FIVE LAKES, To prevent pittiig, neutralize the oil, stop incrustation, and as a perfect preservative to the iron, boiler, and all its connections--especially prepared for the marine trade of the lakes. : If you are using a different water, prepay the express on a gallon jug of your feed water to the DEARBORN LABORATORIES at CHICAGO and receive a copy of analysis of same, with a written diagnosis of your case, and a letter giving Pe all the valuable information we can, and the actual cost of what it will require to clean your boilers and keep them clean. All of this will be done free of charge, and optional with you whether you order or not. When in Chicago call and inspect our Laboratories. Analyzers of Everything. WM. H. EDGAR, President. : aE Manuf: 1 d Analytical Makers of Boiler Compound. DEARBORN DRUG & CHEMICAL WoRKS "*™tuging ind Analytics CHICAGO OFFICES: 29, 30, 31, 32 and 33 Rialto Building. Telephone, Harrison, (373. WORKS: 23, 25, 27 and 29 La Salle Street. Telephone No. 1130 South. CRAIG SHIP BUILDING CO, TOLEDO, OHIO, METAL 2 WOODEN SHIP BUILDERS. New Dry Dock--450 feet long, {10 feet wide on top, 55 feet wide on bottom, 16 feet of Water on Sill. Repairs to Metal and Wooden Ships A SPECIALTY. Ghas. P. Willard & C0. ees F. C. WALTER, Manager. 45-49 §, Canal St., CHICAGO. abs BUILDERS OF Marine Engines and Boilers, Paddle Wheel Engines, Boat Machinery, High Pressure, Compound and Triple Expansion Engines, Yachts and Launches, WRITE FOR CATALOGUE. Marine Boilers. / Centrifugal Pumping f Machinery for all Purposes. Kingsford Foundry and Machine Works, RD, WOOD & C0,, Sait CENTRIFUGAL PUMPS DIRECT-CONNECTED TO H STEAM ENGINE 0 ELECTRIC MOTOR. UNEQUALLED FOR BARGAINS IN BOOKS. MARINE AS LEADERS IN OUR BOOK TRADE WE WILL SERVICE ALLOW FOR A SHORT PERIOD A DISCOUNT OF 25 as : PER CENT ON THE FOLLOWING BOOKS. LISTED ON PAGE 35 OF THIS ISSUE OF THE REVIEW: WE ARE THE INVENTORS OF THE b= CAULKING MALLETS | NOW USED IN ALL THE SHIP YARDS OF THE WORLD. Specialties: Boiler Makers' Mauls, Stone Cutters' Mallets, Hawsing Beetles, and all kinds of Mallets. Illustrated Catalogue and Price List upon application. N.Y. MALLET & HANDLE WORKS, Established 1845. 454 E. Houston Street, NEW YORK, U.S. A. --_ Circulating Water for Condensers, A Library of Steam Engineering--Fehrenbatch. : ' Gas and Oil Engines--Richmond. Bilge Water Drainage, Slide Valyes--MacCord, Jr. Dry Dock Servi A Handbook of Engineering Practice--Smart. y UOC ervice, Modern Examinations of Steam Engineers--Wakeman. mh Dredein Wrecki & Theoretical and Practical Ammonia Refrigeration--Redwood. 10 IN. PUMP AND 8X8 IN. EN ging, CRIN, OC. Elementary Naval Tactics--Bainbridge-Hoff. THE MARINE REVIEW PUB. CO., CLEVELAND, O.