# Joseph Mayr-Castellbell
**Wikidata**: [Q109886516](https://www.wikidata.org/wiki/Q109886516)  
**Source**: https://4ort.xyz/entity/joseph-mayr-castellbell


## References

1. RKDartists
2. Union List of Artist Names. 2022
3. askArt
4. Virtual International Authority File
5. Artnet