Efron, Alexander,  1897- <br/><br/>
Light / 
Alexander Efron 
 - Bombay :  Vakils, Feffer & Simons,  1969 
 - vii, 127 p. :  diagr., plates ;  22 cm. 
 - Basic science series .
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> Rs. 3.75 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Light<br/>Reflection (Optics)<br/>Refraction
<br/><br/><label>Dewey Class. No.: </label>535