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Plan of record groupsFederal Archives (Archivtektonik)
ClassNorth German Confederation and German Reich (1867/1871-1945)
ClassForeign Affairs, Colonial and Occupation Administration
FondsBArch, R 1001 - R e i c h s k o l o n i a l a m t (inventory)
ClassR 1001 - R 1001 Imperial Colonial Office
ClassDeutsch-Ostafrika
ClassMining
SeriesCoal storage and its exploration
FileBArch, R 1001/187 - Diamond
FileBArch, R 1001/179 - East African Study Syndicate. - Foundation and expedition 1910
FileBArch, R 1001/182 - Exploitation of the mica fields by Lieutenant a. D. Haenig, Wilhelm Schwarz and Wedler, Consul Brandt
SeriesExtraction of precious metals in German East Africa
SeriesFranz Willberg's mica mines in D e u t s c h - O s t a f r i k a
Seriesgold
FileBArch, R 1001/210 - Gold dredging concession for Otto Mohr
SeriesGold Dredging Concessions for Ernst von Mandelsloh and Paul Wilken
Seriesmica
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Printed: 2025-10-09