Jaggi, O.P. <br/><br/>
History of science technology and medicine in India  O.P. Jaggi. 

 - Delhi  Atma Ram and Sons  1977 
 - v.7 
 - (V.7). .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science and technology - History.
<br/><br/><label>Dewey Class. No.: </label>509.54  / J20H