With a New Chapter on Electric Lighting 8vo. Cloth 404 Illustrations 507 Pages NET $2.00 THIRTY-SECOND THOUSAND LESSONS IN PRACTICAL ELECTRICITY PRINCIPLES, ARITHMETICAL PROBLEMS, EXPERIMENTS AN ELEMENTARY TEXT BOOK By C. WALTON SWOOPE Associate Member, American Institute of Electrical Engineers. CONTENTS 1.-Magnetism. 2.-Magnetisation. 3.-Magnetic Fields. 4.-Theory of Magnetism. 5.-Magnet Induction. 6.-Magnetic Circuits. 7.-Earth's Magnetism. 8.-Voltaic Electricity. 9-Batteries. 10.--Electrolysis. 11.-Measurement of Current Strength. 12.-Resistance. 13.-Ohm's Law and Battery Connections. 14.-Circuits and Their Resistance. 15.-Electro 18. 22. 24. 26. magnetism. 16.-Galvanometers. 17.-Electromagnets. 28.- Direct This book combines the principles of electricity upon which the practical applications of to-day depend, with the experimental demonstration of these principles and the elements of the arithmetic of electricity used in making practical electrical measurements and calculations. D. VAN NOSTRAND COMPANY Publishers and Booksellers Cold Storage, Heating By S. F. WALKER COLD STORAGE. The Cold Storage Prob- D. VAN NOSTRAND COMPANY 25 PARK PLACE NEW YORK Operation of Naval Machinery. Getting Underway. Running Engines Underway. Accidents Underway. Care and Overhaul of Main Plant. General Rules for Overhauling Machinery. Cylinders. Valves and Valve Gear. Engine Adjustments. Oiling Gear, Friction and Lubrication. Condenser and Pumps. Fittings and Auxiliaries. Joints and Packings. Stuff- ing-Boxes. Lagging and Clothing. Feed and Filter Tanks. Feed Water Heaters. Evaporators and Distillers. Heating System. Steam Launches. Re- frigerating Plant. Gauges and Thermometers. Rev- olution Counters, Telegraphs and Revolution Indica- tors. Piping. Valves and Cocks. Cleaning, Painting, and Points in Doing Work. Care and Subdivision of Hull. Special Auliliary Engines. Steam Steering Gear, Air Compressors. Blowers HIS is a complete list of all our technical, industrial, engineering and scientific publications and importations classified by subjects and carefully described. We carry a complete stock of the D. VAN NOSTRAND COMPANY Publishers and Booksellers 25 Park Place New York 141 Pages 5 x 74 Illustrated Net $1.CO Net $1.00 Marine Engineers' Drawing Book for W. C. McGIBBON 124 x 934 Net $2.00 Indicator Diagrams for Marine Engineers. W. C. McGIBBON 196 Pages 734 x 934 197 Illustrations Net $3.00 Mechanical and Marine Engineering Science. A. N. SOMERSCALES 544 Pages Fourth Edition 216 Illustrations 534 x 834 Net $5.00 Lessons in Mechanics for Marine Engineers and Engineering Students. "Verbal" Notes and Sketches for Marine Engineers. J. W. M. SOTHERN Eighth Edition, Enlarged and Rewritten, 709 Pages Elementary Mathematics Net $5.00 J W. M. SOTHERN and R. M. SOTHERN 180 Pages Net $1.00 Marine Engineers B. of T. Examinations. JOHN TOD and W. C. McGIBBON 390 Pages 54 x8 288 Illustrations 4 Plates Net $1.50 D. VAN NOSTRAND COMPANY 25 Park Place New York |