LIST OF WORKS ON ELECTRICAL SCIENCE. 9 



PERRINE, F. A. C. Conductors for Electrical Distribution : Their Manufacture 

 and Materials, the Calculation of Circuits, Pole-Line Construction, Under- 

 ground Working, and other Uses. Second Edition. Illustrated. 8vo., 

 cloth, 287 pp Net, $3.50 



POPE, F. L. Modern Practice of the Electric Telegraph. A Handbook for Elec- 

 tricians and Operators. Seventeenth Edition. Illustrated. 8vo., cloth, 

 234 pp $1 . 50 



RAPHAEL, F. C. Localization of Faults in Electric Light Mains. Second Edition, 

 revised. Illustrated. 8vo., cloth, 205 pp Net, $3.00 



RASCH, E. The Electric Arc. Translated by K. Tornberg. 57 Illustrations. 

 5x7, cloth . In Press 



RAYMOND, E. B. Alternating-Current Engineering, Practically Treated. Third 

 Edition, revised. With many Figures and Diagrams. 8vo., cloth, 244 pp 



Net, $2.50 



RICHARDSON, S. S. Magnetism and Electricity and the Principles of Electrical 

 Measurement. 254 illustrations. 12mo., cloth, 596 pp Net, $2.00 



ROBERTS, J. Laboratory Work in Electrical Engineering Preliminary Grade. A 

 series of Laboratory experiments for first and second-year students in 

 electrical Engineering. Illustrated with many Diagrams. 8vo., cloth, 

 218 pp Net, $2.00 



ROLLINS, W. Notes on X-Light. Printed on deckle edge Japan paper. 400 

 pp. of text , 152 full-page plates. 8vo., cloth $5.00 



RTJHMER, ERNST. Wireless Telephony in Theory and Practice. Translated 

 from the German by James Erskine-Murray. Illustrated. 8vo., Cloth, 

 218 pp Net $2 . 00 



RUSSELL, A. The Theory of Electric Cables and Networks. 71 illustrations. 

 8vo., cloth, 275 pp Net, $3.00 



SALOMONS, DAVID. Electric-Light Installations. A practical Handbook. Illus- 

 trated. 12mo., cloth. 



Vol. I.: Management of Accumulators. Ninth Edition. 178 pp $2.50 



Vol. II.: Apparatus. Seventh Edition. 318 pp $2.25 



Vol. III. : Application. Seventh Edition. 234 pp $1 . 50 



SEVER, G. F. Electrical Engineering Experiments and Tests on Direct- Current 

 Machinery. Second Edition, enlarged. With Diagrams and Figures. 8vo., 

 pamphlet, 75 pp Net, $1.00 



SEVER, G. F. and TOWNSEND, F. Laboratory and Factory Tests in Electrical 

 Engineering. Seeond Edition. Illustrated. 8vo., cloth, 269 pp. .Net, $2.50 



SEWALL, C. H. Wireless Telegraphy. With Diagrams and Figures. Second 



Edition, corrected. Illustrated. 8vo., cloth, 229 pp Net, $2.00 



Lessons in Telegraphy. Illustrated. 12mo., cloth, 104 pp Net, $1 .00 



