Dithcburn, R. W. <br/><br/>
Light / 
R. W. Dithcburn. 
 - 2nd ed. 
 - London :   Blackie,  c 1963. 
 - ix, 518 p. :  ill. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/>15  15 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Light.
<br/><br/><label>Dewey Class. No.: </label>535 / D635l