# Claus Baldus
**Wikidata**: [Q95322228](https://www.wikidata.org/wiki/Q95322228)  
**Source**: https://4ort.xyz/entity/claus-baldus


## References

1. Integrated Authority File
2. archINFORM
3. Czech National Authority Database
4. Catalog of the German National Library
5. Virtual International Authority File
6. [archINFORM](https://www.archinform.net/service/wd_aiarch.php)