# Friedrich Schrag
**Wikidata**: [Q55133151](https://www.wikidata.org/wiki/Q55133151)  
**Source**: https://4ort.xyz/entity/friedrich-schrag


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. Czech National Authority Database
4. MAK
5. Deutsche Biographie
6. Virtual International Authority File