- Name
- Herzogtum Oldenburg
- Wikidata ID
- Q697084
- Contemporary Administrative Unit
- County (administrative unit)
- Temporal Extent
- 1816-01-01–1853-08-18
- How accurate is the given date
- Y
- Source
- Oldenburg Counties 1830
- Quality of this dataset
- yellow
- Additional data
- source: Census Mosaic: German Union, 1820
- state_name: Oldenburg
- id_mosaic: 6002
- wiki_id: Q697084