# Reinhold Heyden
**Wikidata**: [Q110224751](https://www.wikidata.org/wiki/Q110224751)  
**Source**: https://4ort.xyz/entity/reinhold-heyden


## References

1. IdRef
2. NUKAT
3. KANTO
4. MAK
5. datos.bne.es
6. Czech National Authority Database