THE Report of the Geological Survey of the Transvaal Mines Department for 1904 (Pretoria, 1905, price 7s. 6d.) is a folio volume, issued at a very moderate price. It contains twenty-three plates, from ...
Union of South Afriea. Department of Mines and Industries: Geological Survey. The Geology of the Country around Heidelberg. By Dr. A. W. Sogers. Pp. 84. The Geological Map of the Country around ...
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