# Walter Berl
**Wikidata**: [Q55676998](https://www.wikidata.org/wiki/Q55676998)  
**Source**: https://4ort.xyz/entity/walter-berl


## References

1. Integrated Authority File
2. Czech National Authority Database
3. [Source](https://kalliope-verbund.info/DE-611-BF-19611)
4. National Library of Israel Names and Subjects Authority File
5. Catalogo of the National Library of India