Report on the fair selling prices of causstic soda, clorine, hydroclloric acid and bleaching powder 

 - Delhi  The Manager of Publications         1960 
 - iv, 36p  cm. 
<br/><br/> App.: 35-36p 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>X9(F3111):76.2.N58t, K0