Balasubramaniam, R. <br/><br/>
Delhi iron pillar :  new insights / 
R. Balasubramaniam 
 - New Delhi :  Aryan book international,  2002. 
 - xxii, 168 p. :  ill. ;  26 cm. 
<br/><br/>Including bibliography and index. 
<br/><br/><label>ISBN: </label>817596278X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Metallurgical marvel of India <br/>Delhi iron columb<br/>Ancient iron pillar technology
<br/><br/><label>Dewey Class. No.: </label>722.440483  / BAL/D