# Gräsgård upper light
**Wikidata**: [Q110368657](https://www.wikidata.org/wiki/Q110368657)  
**Source**: https://4ort.xyz/entity/gr-sg-rd-upper-light


## References

1. Swedish list of lights. 1978
2. [Fyrwiki](https://fyr.org/wiki/index.php/Gr%C3%A4sg%C3%A5rd)
3. [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)
4. notice to mariners. 1995
5. [Source](http://www.schwedische-leuchtfeuer.de/kalmarsund-oeland/graesgard.html)