# Berthold Ecker
**Wikidata**: [Q112517707](https://www.wikidata.org/wiki/Q112517707)  
**Source**: https://4ort.xyz/entity/berthold-ecker


## References

1. Integrated Authority File
2. Czech National Authority Database
3. archINFORM
4. datos.bne.es
5. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
6. [archINFORM](https://www.archinform.net/service/wd_aiarch.php)
7. National Library of Israel Names and Subjects Authority File