Zworykin, V.K. and Ramberg, E.G. <br/><br/>
Photoelectricity 
And its Application 
 - London  John Wiley & Sons, Inc.  1930 
 - 494 
<br/><br/><label>Subjects--Personal Names: </label> Physics 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics