Exploitation of the mines in Serbia: Vol. 1 Add to clipboard BArch, R 3101/902 File 1917-1918 Part of Federal Archives (Archivtektonik) In: Occupied Territories (World War I) and German Protectorates >> Exploitation of mines in Serbia
Exploitation of the mines in Serbia: Vol. 2 Add to clipboard BArch, R 3101/903 File 1918-1920 Part of Federal Archives (Archivtektonik) In: Occupied Territories (World War I) and German Protectorates >> Exploitation of mines in Serbia
