• Oberbergamtdistrikt, which was subordinate to the Higher Mining Office (Oberbergamt). The overall head of mining operations in this case was the Berghauptmann...
    9 KB (1,097 words) - 22:57, 29 January 2023
  • Aachen and Bonn. After finishing his studies in 1888, Haber was first the Bergreferendar, and from 1893 an assessor at the Oberbergamt Bonn. After a tour...
    5 KB (651 words) - 21:24, 5 August 2024
  • Thumbnail for Timeline of Dortmund
    (department). 1815 Dortmund becomes part of Prussia per Congress of Vienna. Oberbergamt Dortmund [de] (regional mining office) headquartered in city. 1816 –...
    23 KB (1,831 words) - 19:36, 13 July 2024