# Alfred Georg Frei

> German historian

**Wikidata**: [Q1790411](https://www.wikidata.org/wiki/Q1790411)  
**Source**: https://4ort.xyz/entity/alfred-georg-frei


## References

1. Catalog of the German National Library
2. International Standard Name Identifier
3. Virtual International Authority File
4. CiNii Research
5. Integrated Authority File