DeFrance, Joseph J.,  1909- <br/><br/>
Direct current fundamentals / 
Joseph J. DeFrance 
 - 2nd rev.ed. 
 - Englewood Cliffs, N. J. :  Prentice-Hall,  1955 
 - 322 p. :  ill. ;  23 cm. 
 - Prentice-Hall technical-industrial-vocational series .
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> Rs. 96.80 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric currents
<br/><br/><label>Dewey Class. No.: </label>537.61