Narayanan Kutty T R <br/><br/>
Periodic Classification of Elements 

 - 1st 
 -  "Thomson Press,Delhi"  1975 
<br/><br/> Transfered 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry Chemistry 
<br/><br/><label>Dewey Class. No.: </label>