Continuance of protection to dyes industry 

 - Delhi  Manager of Publicaitons India         1972 
 - 396p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bleaching Powder Industry
<br/><br/><label>Dewey Class. No.: </label>X9(F38):531.2.N7, L2