# Harald Olaf Hugo Hals

> Norwegian art historian

**Wikidata**: [Q11974233](https://www.wikidata.org/wiki/Q11974233)  
**Source**: https://4ort.xyz/entity/harald-olaf-hugo-hals


## References

1. [historical register of persons](http://histreg.no/index.php/person/pc00000001891021)
2. Integrated Authority File
3. Virtual International Authority File
4. [Source](https://nbl.snl.no/Harald_Hals_-_2)
5. [LIBRIS. 2012](https://libris.kb.se/katalogisering/0xbdhc3j4443713)