Houstoun, R. A. <br/><br/>
Light and color / 
R. A. Houstoun 
 - London :  Longmans Green,  1923 
 - ix, 179 p. :  ill. ;  22 cm. 
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Light<br/>Color
<br/><br/><label>Dewey Class. No.: </label>535