Copper refining  processes and personnel.  [sound recording] : 

 - Kankakee, IL :  Imperial International Learning Corp.,  [1972?] 
 - Its African studies collection. Zambia, ZAM 12-2 .
 - Imperial International Learning Corp. African studies collection. Zambia, ZAM 12-2.  Imperial International Learning Corp. African studies collection. Zambia, ZAM 12-2.  Imperial International Learning Corp. African studies collection. Zambia, ZAM 12-2.  Imperial International Learning Corp. African studies collection. Zambia, ZAM 12-2. .
<br/><br/>Interviews conducted by George Volger with Brian Eastwood, Refinery Supen't and several workers at the Rokana Mine, Kitwe. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Copper industry and trade -- Zambia.--Copper industry and trade -- Zambia.<br/>Copper mines and mining -- Zambia.--Copper mines and mining -- Zambia.<br/>Copper miners -- Zambia.--Copper miners -- Zambia.<br/>Copper -- Metallurgy.--Copper -- Metallurgy.