# Cornelis Constantijn van Valkenburg
**Wikidata**: [Q5329368](https://www.wikidata.org/wiki/Q5329368)  
**Source**: https://4ort.xyz/entity/cornelis-constantijn-van-valkenburg-q5329368


## References

1. Genealogics
2. Virtual International Authority File
3. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)