Houstoun, R. A. <br/><br/>
(A) Treatise on light / 
by R. A. Houstoun. 
 - 7th ed. 
 - London :  Longmans,  1938 
 - xi, 528p. : ill. ;  23x15cm. 
<br/><br/> Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>OPTICS
<br/><br/><label>Dewey Class. No.: </label>535  / HOU-LIG