# Birger Elfwing
**Wikidata**: [Q5708465](https://www.wikidata.org/wiki/Q5708465)  
**Source**: https://4ort.xyz/entity/birger-elfwing


## References

1. KANTO
2. [Dictionary of Swedish National Biography](https://sok.riksarkivet.se/Sbl/Presentation.aspx?id=15979)