# Arkö upper light

> lighthouse in Norrköping Municipality, Baltic coast, Sweden

**Wikidata**: [Q44002401](https://www.wikidata.org/wiki/Q44002401)  
**Source**: https://4ort.xyz/entity/ark-upper-light


## References

1. Swedish list of lights. 1978
2. [Fyrwiki](https://fyr.org/wiki/index.php/Ark%C3%B6)
3. [NGA List of Lights, Radio Aids and Fog Signals. 2017](http://msi.nga.mil/MSISiteContent/StaticFiles/NAV_PUBS/NIMA_LOL/Pub116/Pub116bk.pdf)
4. [notice to mariners. 2012](https://www-o.sjofartsverket.se/upload/Ufs/2012/Ufs%20403.pdf)
5. notice to mariners. 1989
6. [Fyrwiki](https://fyr.org/wiki/index.php/Visk%C3%A4r)