Discovery of goldfields in German Southwest Africa and examination of their fertility: Vol. 2 Ajouter au presse-papier BArch, R 1001/1306 Dossier Febr. 1888 - Okt. 1904 Fait partie de Federal Archives (Archivtektonik) Contains among other things: Georg Gürich, Geological-mineralogical Communications from Southwest Africa, 1890 In: Mining and soil research >> Discovery of gold fields in German Southwest Africa and examination of their fertility
