# Wilhelm Polthier

> German librarian and regional historian (1892–1961)

**Wikidata**: [Q2574518](https://www.wikidata.org/wiki/Q2574518)  
**Source**: https://4ort.xyz/entity/wilhelm-polthier


## References

1. Integrated Authority File
2. International Standard Name Identifier
3. Virtual International Authority File
4. [Source](https://kalliope-verbund.info/DE-611-BF-122693)
5. BnF authorities
6. IdRef