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A chance discovery that changed the future of the country : from a speech by...
Oppenheimer, Harry Frederick - In: Optima 16 (1966) 2, pp. 88-99
Persistent link: https://www.econbiz.de/10002596375
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Men of two worlds : migrant labour in South Africa
Lipton, Merle - In: Optima 29 (1980) 2/3, pp. 72-201
Persistent link: https://www.econbiz.de/10002385041
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There lies hidden
Rooke, Daphne - In: Optima 13 (1963) 3, pp. 116-123
Persistent link: https://www.econbiz.de/10002703530
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Important developments in the field of industrial diamonds
Raal, F. A. - In: Optima 16 (1966) 4, pp. 221-225
Persistent link: https://www.econbiz.de/10002672145
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The premier diamond cornucopia with a double bottom
Jorgensen, Allen - In: Optima 27 (1978) 3, pp. 35-60
Persistent link: https://www.econbiz.de/10002038447
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Mineral resources of the Transvaal
Anderson, Tim - In: Optima 17 (1967) 1, pp. 34-40
Persistent link: https://www.econbiz.de/10001836254
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Does Moscow want SA minerals?
Nel, Philip - In: Optima 36 (1988) 1, pp. 34-41
Persistent link: https://www.econbiz.de/10001049084
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South Africaʹs first diamonds
Kisch, T. B. - In: Optima 2 (1952) 4, pp. 22-27
Persistent link: https://www.econbiz.de/10002181897
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The Consolidated Diamond Mines of South-West Africa, Limited
In: Optima 4 (1954) 1, pp. 28-31
Persistent link: https://www.econbiz.de/10003298397
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Letseng-la-Terai : the diamond mine at the turn by the swamp on the roof of Africa
Whitelock, Keith - In: Optima 28 (1979) 2, pp. 120-136
Persistent link: https://www.econbiz.de/10002996384