# Walther Petersen
**Wikidata**: [Q57907237](https://www.wikidata.org/wiki/Q57907237)  
**Source**: https://4ort.xyz/entity/walther-petersen


## References

1. BnF authorities
2. [Source](https://www.deutsche-biographie.de/sfz94937.html)
3. WorldCat Entities
4. Integrated Authority File