# Friedrich Calker

> German philosopher (1790–1870)

**Wikidata**: [Q91588](https://www.wikidata.org/wiki/Q91588)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Friedrich_Calker)  
**Source**: https://4ort.xyz/entity/friedrich-calker


## References

1. Integrated Authority File
2. International Standard Name Identifier
3. Virtual International Authority File
4. Freebase Data Dumps. 2013
5. CERL Thesaurus