Jaggi, O P <br/><br/>
Dawn of Indian technology:   (Pre-and proto-historic period)  

 - Delhi:   Atma Ram & Sons,   1969 
 - 144p. 
 - History of science and technology in India  1 .
<br/><br/><label>Universal Decimal Class. No.: </label>D 5/6(091)(54)   / K9.1