# Josef Burger

> German Esperantist 1881-1970

**Wikidata**: [Q12349939](https://www.wikidata.org/wiki/Q12349939)  
**Source**: https://4ort.xyz/entity/josef-burger-q12349939


## References

1. Catalog of the German National Library
2. Virtual International Authority File
3. Deutsche Biographie
4. [Source](https://kalliope-verbund.info/DE-611-BF-98247)