Practical Alternating Currents 



AND 



Alternating Current Testing. 



BY 



CHARLES F. SMITH, 



Assoc. M. Inst. C.E., A.M.!.E.E.,Whit. SchoL 



SECOND EDITION. 



PRICE 6s. NET. 



MANCHESTER : 

 THE SCIENTIFIC PUBLISHING COMPANY. 



[ALL RIGHTS RESERVED.] 



