# Christoph Keller

> German publisher

**Wikidata**: [Q1085284](https://www.wikidata.org/wiki/Q1085284)  
**Source**: https://4ort.xyz/entity/christoph-keller


## References

1. Integrated Authority File
2. The Fine Art Archive
3. general catalog of BnF
4. Virtual International Authority File
5. NUKAT