Allen, H.Stanley . <br/><br/>
Photo Electricity: The Liberation of Electrons by Light /  Textual Documents 
H.Stanley Allen. 
 - 1st ed. / 
 - New York :  Longmans Green & Co ,  1913. 
 - 221p. ;  22cm. 
<br/><br/>Index 
<br/><br/><label>Subjects--Index Terms: </label>Photo Electricity Electricity G-Physics 
<br/><br/><label>Dewey Class. No.: </label>537  / Al 53 P