Hay, Alfred <br/><br/>
Alternating Currents 
Their the ory, Generation, and Transformation 
 - 5 
 - London  Harper & Brothers  1905 
 - 420 
<br/><br/><label>Subjects--Personal Names: </label> Physics 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics