Kerchner, Russell M. <br/><br/>
Answers to problems in alternating 

 - New York  John Wiley and Sons  1951 
 - 25p.  22cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric currents, alternating
<br/><br/><label>LC Class. No.: </label>TK1141.K44