# Harald Langberg

> Danish art historian

**Wikidata**: [Q12315659](https://www.wikidata.org/wiki/Q12315659)  
**Source**: https://4ort.xyz/entity/harald-langberg


## References

1. Czech National Authority Database
2. general catalog of BnF
3. Virtual International Authority File
4. [BnF authorities](https://catalogue.bnf.fr/ark:/12148/cb121981956)
5. [archINFORM](https://www.archinform.net/service/wd_aiarch.php)
6. [LIBRIS. 2018](https://libris.kb.se/katalogisering/vs68bb7d18ntzdv)