FLEMING R.F.S. <br/><br/>
FIRS INDUSTRIAL MINERALS INTERNATIONAL CONGRESS 

 - 0 
 - LONDON  METAL BULLETIN  1975 
 - 274 pag.  28 cm 
 - 0  0 .
<br/><br/>DURNESS FELDSPAR-INDUSTRIAL MINERALS 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CIENCIAS APLICADAS
<br/><br/><label>Dewey Class. No.: </label>657.862  / F62