# Otto Handwerker

> German librarian (1877–1947)

**Wikidata**: [Q2039046](https://www.wikidata.org/wiki/Q2039046)  
**Source**: https://4ort.xyz/entity/otto-handwerker


## References

1. Integrated Authority File
2. International Standard Name Identifier
3. [Source](https://kalliope-verbund.info/DE-611-BF-10626)
4. [Source](https://kalliope-verbund.info/DE-611-BF-8560)
5. Virtual International Authority File