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16 MARINE REVIEW. Boiler and Bilge Are never improved by oil. The least that gets into either the better for both. Put aboard oil bought simply because it is cheap--quantity not quality--so that it can be used without stint, and the boiler and bilge are sure to get well oiled even though the engine isn't lubricated. Result--waste of power and fuel and liability of damage to boilers. more than much of the other. Get the oil that lubricates most; a little does Result--saving of oil, power, fuel and liability of danger reduced to the minimum. VACUUM OIL CO., Rochester, N.Y. Shall we send you a list of our authorized marine agents? TO THOSE INTERESTED IN, OR USING VALVES. We have recer tly made improvements in the manufacture of JENKINS BROS. VALVES, having increased the number of bolts, thickness of flanges, ete. We shall manufacture ONE GRADE OF VALVE ONLY, suitable for high or low pressure steam. r= The Jenkins Dises used in these valves are suitable for HIGH OR LOW pe PRESSURE (We guirantee all valves stamped with Trade Mark. JENEZINS BROS =9 CHICAGO. BOSTON and PHILADELPHIA. PRICES REASONABLE NEW YORK. MARINE WORK A SPECIALTY.____-_esentff, Lorain Machine and Repair Shop, ED. A. FULLER, PROPRIETOR, Broadway, between Fifth and Sixth Aves., - LORAIN, O. Shop well equipped for repairs to machinery while boats are discharging and taking on cargoes. EDWARD C. WEAVER, LL. M., SHG | ot week le eda os ACU SU a grag ea Marks, Revenue * 9 Claims and all claims 918 F. Street, » your invention or Washington, D. C. ee one Rae References: American Steel Barge Co.; against the U.S. Make a clear statement of charge. Send stamp (oceans GHaraphlet Capt. Alexander McDougall. J. D. WILSON. MONTAGUE IRON WORKS, MONTAGUE, MICH. WILSON & HENDRIE, Proprietors. M. HENDRIE MANUFACTURERS OF MARINE «: ENGINES 1 AND s: BOILERS, and General Mill Machinery. MAKE YOURSELF A MECHANICAL ENGINEER OR DRAUGHTSMAN ; or qualify to take charge of, or superintend the manu- facture of machinery, by devoting your idle hours to HOME STUDY by the method or The Correspondence School of Mechanics, SCRANTON, PA. The course embraces Arithmetic, Algebra, Geometry, Trigonometry, Elementary Mechan- ics, Hydromechanics, Pneumatics, Heat, Mechanical Drawing, Steam and Steam Engines, Strength of Materials, Applied Mechanics, Boilers, Machine Designs, Electricity, etc. To begin, students need only know how to read and write. MODERATE CHARGES. SEND FOR FREE CIRCULAR. DIPLOMAS AWARDED. Rover's Practical | : rs Practical Hand - books = Oper ) ms 1 ee ey -- mm hy) = By STEPELEN ROPHrt, Bmrneineer. TITLES AND PRICES. A Catechism of High Pressure or Non-Condensing Steam Engine...... $2.00 HN PAIN COTS MEL AN GVABOO Ke enctegorce ce tccadeprerexcceocsccsatctrecsacrccnoseaucssuseoeecsescs 3.50 Hand Book of Land and Marine Engines..... m ) Hand-Book of Modern Steam Fire Engines Hand-Book of the Locomotive...................... Instructions and Suggesti ns for Engineers and Firemen....... ......:.. 2.00 Que-tions and Answers for EngineeDs .................cccccceceeeeeeeneeseeeeeeeenee 3.00 The Steam Boiler ; Its Care and Management.....................cccccceeeeeeeee 2.00 The Young Engineer's Own Book..................s.ccscccssescceces ceccccescecrteoeecees 3.00 Use ani Abuse of the Steam Boiler..................... Baus hs dee ghestcchsceasteatt os 2 00 Any of the above books will be sent to any part of the United States or Canada on receipt of list price. Descriptive catalogue mailed free by EDWARD MEEKS, Publisher, 1312 Filbert st., Philadelphia, Pa. P.M. CHUORCH c& CO., SAVINGS BANK BLOCK, SAULT STE. MARIE, MICH LEADING DEALERS IN Ship Chandlery, Marine Hardware, Paints, Oils, Packings, Cordage, Ete. FIRST-CLASS COPPERSMITH AND TINSHOP IN CONNECTION. Subscribe for the official report of the Engineering Congress through the Marine Review. Price $10. Sold only on subscrip- tion, to be paid for when delivered.