# Karl Josef de Syo
**Wikidata**: [Q55133485](https://www.wikidata.org/wiki/Q55133485)  
**Source**: https://4ort.xyz/entity/karl-josef-de-syo


## References

1. [Source](https://www.deutsche-biographie.de/sfz82095.html)
2. NUKAT
3. Virtual International Authority File