# Karel Frederik Proost
**Wikidata**: [Q97065537](https://www.wikidata.org/wiki/Q97065537)  
**Source**: https://4ort.xyz/entity/karel-frederik-proost


## References

1. IdRef
2. [Source](https://pust.urbe.it/cgi-bin/koha/opac-authoritiesdetail.pl?marc=1&authid=44701)
3. Biografisch Portaal
4. Genealogics
5. Digital Library for Dutch Literature
6. Trove