Applied optics :  the computation of optical systems / 
translated and edited by James Weir French 
 - Bombay :  Blackie and Sons,  1918-1919 
 - v. :  ill. ;  23 cm. 
<br/><br/> Includes index  Library has : vol. 1, 2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometrical optics<br/>Lenses<br/>Refraction
<br/><br/><label>Dewey Class. No.: </label>535