DHAR (N R) <br/><br/>
Chemical action of light 

 - London  Blackie and Son Limited  1931 
 - xiv,512 
<br/><br/><label>Subjects--Topical Terms: </label><br/>of<br/>light<br/>Chemical<br/>action
<br/><br/><label>Dewey Class. No.: </label>541.35 DHAC