# Karl, Freiherr von Prel

> German philosopher, writer and occultist (1839-1899)

**Wikidata**: [Q113015](https://www.wikidata.org/wiki/Q113015)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Karl,_Freiherr_von_Prel)  
**Source**: https://4ort.xyz/entity/karl-freiherr-von-prel


## References

1. Integrated Authority File
2. Deutsche Biographie
3. Biographisches Jahrbuch und Deutscher Nekrolog
4. Catalog of the German National Library
5. BnF authorities
6. Czech National Authority Database
7. International Standard Name Identifier
8. Virtual International Authority File
9. CiNii Research
10. Croatian Encyclopedia
11. CONOR.SI