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Statistics / Department of Mines, Union of South Africa : for the month of ...
Südafrika / Department of Mines - Pretoria : Gov. Pr. - 1933,März - 1939[?]
Persistent link: https://www.econbiz.de/10000500516
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Annual report including reports of the Government Mining Engineer and the Geological Survey : for the year ...
Südafrika / Department of Mines; South Africa / …; … - Pretoria : Gov. Print. - 1947(1949) - 1969
Persistent link: https://www.econbiz.de/10000436839
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Statistical and other data on minerals
Südafrika / Department of Mines - 1936-1982: Pretoria : Gov. Printer - Nachgewiesen Nr. 6.1936 - 128.1966; 1967 - 1982; damit …
Persistent link: https://www.econbiz.de/10000447418
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Report of the Commission of Inquiry into the Coal Resources of the Republic of South Africa
1975
Persistent link: https://www.econbiz.de/10003366079