Mathur, B K <br/><br/>
Principles of optics 

 - 2 
 -  Gopal Printing Press, Kanpur  1967 
 - 824 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Light & paraphotic phenomena (Optics); Physics
<br/><br/><label>Dewey Class. No.: </label>535  MAT-P2