# Robert Hartmann

> German painter

**Wikidata**: [Q2157480](https://www.wikidata.org/wiki/Q2157480)  
**Source**: https://4ort.xyz/entity/robert-hartmann-q2157480


## References

1. RKDartists
2. International Standard Name Identifier
3. Integrated Authority File
4. ADAGP directory
5. National Library of Israel Names and Subjects Authority File