"Efron,Alexander" <br/><br/>
L I G H T 

 - 1st 
 -  "Vakils,Bombay"  1969 
<br/><br/> Transfered 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Light Physics 
<br/><br/><label>Dewey Class. No.: </label>