# Alexander Friedrich Bergengruen
**Wikidata**: [Q64691137](https://www.wikidata.org/wiki/Q64691137)  
**Source**: https://4ort.xyz/entity/alexander-friedrich-bergengruen


## References

1. Catalog of the German National Library
2. [Source](https://bbld.de/Bergengruen-Alexander-1830-1876)