Oslofjord fortifications
E1738658
UNEXPLORED
The Oslofjord fortifications are a network of coastal defense installations built to protect the approaches to Oslo, Norway, particularly during the late 19th and 20th centuries.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Oslofjord fortifications canonical | 1 |
| fortifications of Oslofjord | 1 |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
south Kaholmen battery
linked to: Oslofjord fortifications