Grand Duke of Oldenburg
C47452
concept
The Grand Duke of Oldenburg was the hereditary sovereign ruler of the Grand Duchy of Oldenburg, a German state that existed from 1815 to 1918 within the German Confederation and later the German Empire.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Grand Duke of Oldenburg canonical | 2 |
Instances (2)
| Instance | Via concept surface |
|---|---|
|
Peter of Oldenburg
surface form:
George, Grand Duke of Oldenburg
|
— |
| Peter I, Grand Duke of Oldenburg | — |