# Friedrich Graefe

> German librarian and university teacher (1855-1918)

**Wikidata**: [Q19279963](https://www.wikidata.org/wiki/Q19279963)  
**Source**: https://4ort.xyz/entity/friedrich-graefe


## References

1. Integrated Authority File
2. Mathematics Genealogy Project
3. Czech National Authority Database
4. Virtual International Authority File