LIST OF WORKS ON ELECTRICAL SCIENCE. 7 



SLOANE, T. O'CONOR, Prof. Standard Electrical Dictionary. 3(K) Illustrations. 

 Svu. cloth. $:i.<H. 



SNELL. ALBION T. Electric Motive Power. The Transmission and Distribution 

 of Klcctrir IWcr by Continuous and Alternating Currents. With a Section 

 on the Applications of Electricity to Mining Work. Illustrated. 8vo, cloth. 

 54.00. 



SODDY, F. Radio-activity: an Elementary Treatise from the Standpoint of the 

 Disintegration Theory. Fully Illustrated, and with a complete table of 

 Contents and Extended Index. 8vo cloth. Illustrated. Net, $3.00. 



SWINBURNE, JAS., and WORDINGHAM, C. H. The Measurement of Electric 

 Currents. Electrical Measuring Instruments. Meters for Electrical Energy 

 Edited, with Preface, by T. Commcrford Martin. Folding Plate and numer- 

 ous Illustrations. 16mo. cloth. 50 cents. 



SWOOPE, C. WALTON. Practical Lessons in Electricity: Principles, Experi- 

 ments, and Arithmetical Problems. An Elementary Text-book. With 

 numerous Tables. Formula;, and two large Instruction Plates. Sixth Edi- 

 tion Illustrated. 8vo, cloth. Net, $2.00. 



THOM, C.. and JONES, W. H. Telegraphic Connections, embracing recent methods 

 it) Quadruplex Telegraphy. 20 Colored Plates. 8vo, cloth. $1.50. 



THOMPSON, S. P., Prof. Dynamo-Electric Machinery. With an Introduction 

 and Notes by Frank L. Pope and H. R. Butler. Fully Illustrated. (No. 66 

 Van Nostrand's Science Series.) 50 cents. 



Recent Progress in Dynamo-Electric Machines. Being a Supplement to 

 ' Dynamo-Electric Machinery." Illustrated. 12mo ; cloth. (No. 75 Van 

 Nostrand's Science Series.) 50 cents. 



Dynamo-Electric Machinery. Vol. I. 8vo, cloth, 996 pp. 573 Illustrations. 

 4 Colored and 32 Folding Plates. $7.50. 



TREVERT, E. How to Build Dynamo-Electric Machinery. Embracing the 

 Theory, Designing, and Construction of Dynamos and Motors. With 

 Appendices on Field-Magnet and Armature Winding, Management of 

 Dynamos ana Motors, and useful Tables of Wire Gauges. Illustrated. 

 8vo, cloth. $2.50. 



TUNZELMANN, G. W. de. Electricity in Modern Life. Illustrated. 12mo, cloth. 

 $1.25. 



UNDERBILL, C. R. The Electromagnet: Being a new and revised edition of 

 "The Electromagnet,'' by Townsend Walcott, A. E. Kennelly, and Richard 

 Varley. With Tables and Numerous Figures and Diagrams. 12mo, cloth. 

 Illustrated. $1.50. 



