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12 a THE MaRINE. REVIEW Liquid Compass The Standard Liquid Compass net exclusive- ly by the U.S. Navy for over 35 years. Over 32,000 used in Merchant Service. Made in all sizes and styles, from 2 to 12 inches diameter of - card. .All compasses made by us have our name printed below the North point or prominently upon the card. None other are genuine. Latest form with four or six needles, the best instru- ment for iron ships... For sale by ship chandlers and nautical instrument dealers. Catalogue free. - 2 E. S. RITCHIE 2 SONS, Brookline, Mass., U. S. A. MANUFACTURERS OF NAUTICAL AND PHYSICAL APPARATUS, Ritchie ny 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 run true and together with the W rounded edges of the shells, soon save more than their cost, by pre- serving the rope. BOSTON & LOCKPORT BLOCK CO. BOSTON = MASS. MARINE MFG. & SUPPLY CO. 157 and 158 South St., New York. SHIP FITTINGS AND SUPPLIES. CAPSTANS, WINDLASSES, STEERING APPARATUS, ENGINE ROOM TELEGRAPHS, BRASS - AIR PORTS, DEAD LIGHTS, PUMPS, ETC. Catalogue A--Air Ports, Ventilators, etc. " Catalogue B--Windlasses, Pumps, etc. 'Catalogue C--Steering Apparatus, Others in course of: preparation, "7 'ee Nautical ------ The volume covers Scientific Lake : h : COMPLETE IN _ fetter. BOOK FORM are expressed in simple language, rendering it easily understood by It was written "for. the men with a limited education. The work is thoroughly practical and relates to conditions just as they exist on the Lakes. It is unlike any other work because it covers a distinct field. the uninformed as well as the informed. as practiced on the ocean. Price $5.00, carriage prepaid. Send your oidens to The Penton Publishing Co. Publishers The Marine Review Cleveland, Ohio | | : | has the exclusive handling of this publication. The Warner & Swasey Prism Binocular represents the highest stand- 'ard of optical and mechan- ical construction and is the most conyenient and prac- tical field: glass on the mar xet. Send for descriptive literature and a copy of our booklet " Reflections ofa Rambler." THE WARNER & SWASEY CO., Cleveland, Ohio Ea ms It is self-explanatory and therefore its own teacher. It is better than any nautical school course of the same instructions for the reason that the book is always with the pupil. reference and any point that you are not sure of or have become rusty in may be looked up in a moment's notice. It was written by a lake man with practical lake experience. The course of instructions contained in the volume have been endorsed by the best masters and mates on the lakes, and also by naval officers of high standing. There is no other book that covers this field so thoroughly and comprehensively as does this volume. Navigation in all its It is a ready All definitions All other works relate to navigation The MARINE REVIEW ol