# Gunnar Heiberg, the Author

> painting by Oda Krohg

**Wikidata**: [Q18574317](https://www.wikidata.org/wiki/Q18574317)  
**Source**: https://4ort.xyz/entity/gunnar-heiberg-the-author


## References

1. [Source](http://collection.nationalmuseum.se/eMuseumPlus?service=ExternalInterface&module=collection&objectId=18617&viewType=detailView)
2. [Source](http://europeana.eu/portal/record/2048005/Athena_Plus_ProvidedCHO_Nationalmuseum__Sweden_18617.html)
3. [Source](https://sync.nm.delorean.se/objects?id=18617)