# Peter Harald Poelchau

> 1870-1945

**Wikidata**: [Q55090496](https://www.wikidata.org/wiki/Q55090496)  
**Source**: https://4ort.xyz/entity/peter-harald-poelchau


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. Baltisches biografisches Lexikon digital
4. NUKAT