# Oskar Hagen

> German art historian (1888–1957)

**Wikidata**: [Q2033706](https://www.wikidata.org/wiki/Q2033706)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Oskar_Hagen)  
**Source**: https://4ort.xyz/entity/oskar-hagen


## References

1. Integrated Authority File
2. Czech National Authority Database
3. International Standard Name Identifier
4. SNAC
5. International Music Score Library Project
6. Virtual International Authority File
7. IdRef
8. CONOR.SI
9. archINFORM
10. [Source](https://www.archinform.net/service/wd_aiarch.php)