# Kallviken upper light
**Wikidata**: [Q110685842](https://www.wikidata.org/wiki/Q110685842)  
**Source**: https://4ort.xyz/entity/kallviken-upper-light


## References

1. [Fyrwiki](https://fyr.org/wiki/index.php/Kallviken)
2. [NGA List of Lights, Radio Aids and Fog Signals. 2021](https://msi.nga.mil/api/publications/download?key=16694312/SFH00000/NIMA_LOL/Pub116/Pub116bk.pdf)