# Heinrich Keller

> engraver, 1829 - 1911

**Wikidata**: [Q110211718](https://www.wikidata.org/wiki/Q110211718)  
**Source**: https://4ort.xyz/entity/heinrich-keller-q110211718


## References

1. CERL Thesaurus
2. Integrated Authority File
3. Invaluable
4. BnF authorities