Herron, James dudley. <br/><br/>
Understanding chemistry:  A preparatory course / 
James dudley herron. 
 - Landon:  1936. 
<br/><br/> Rack No 27 
<br/><br/><br/>Eng. 
<br/><br/><label>Dewey Class. No.: </label>547 S 23 U 1936