B K Mathur <br/><br/>
Geometrical and Physical Optics 

 - 8. 
 - Kanpur  Gopal Printing Press  1970 
 - 170 p.  PB  22x13 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometrical Physical Optics
<br/><br/><label>Dewey Class. No.: </label>534/148  / MATG