Working paper)  Seminar on benefication of tin and associated minerals 
organised by Department of Mineral Resources 
 - Ipoh  SEATRAD Centre  1981 
 - (1v.), various pagings ; 30 cm. 
<br/><br/><label>LCCN: </label>X8-70-6890 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tin mines and mining--Congresses<br/>Mines and mineral resources--Congresses