# Robert B. Käppeli

> Swiss artist

**Wikidata**: [Q55945627](https://www.wikidata.org/wiki/Q55945627)  
**Source**: https://4ort.xyz/entity/robert-b-k-ppeli


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. datos.bne.es
4. SIKART
5. Faceted Application of Subject Terminology