# Q135733321

> painting by Moritz Daniel Oppenheim in the Wallraf-Richartz-Museum, Cologne

**Wikidata**: [Q135733321](https://www.wikidata.org/wiki/Q135733321)  
**Source**: https://4ort.xyz/entity/q135733321


## References

1. Q132158262
2. [Source](https://www.bildindex.de/document/obj05010748)
3. [Source](http://digital.slub-dresden.de/id355966999-19210000)
4. [Source](http://alfredflechtheim.com/werke/die-brueder-jung-mit-ihrem-erzieher-ackermann/)