# Self-portrait
**Wikidata**: [Q124570298](https://www.wikidata.org/wiki/Q124570298)  
**Source**: https://4ort.xyz/entity/self-portrait-q124570298


## References

1. [Source](https://skd-online-collection.skd.museum/Details/Index/1069296)
2. [Source](https://www.graphikportal.org/document/gpo00347819)
3. [Source](https://www.graphikportal.org/document/gpo00107725)
4. [Source](https://www.klassik-stiftung.de/digital/fotothek/fotothek-online/?q=caspar%20david%20friedrich)
5. [Source](https://nds.museum-digital.de/object/87955)
6. [Source](https://nat.museum-digital.de/object/1550188)
7. [Source](https://digi.ub.uni-heidelberg.de/diglit/boersch_supan1973/0267/image,info)