# Hendrik Gerard Hamaker
**Wikidata**: [Q105822369](https://www.wikidata.org/wiki/Q105822369)  
**Source**: https://4ort.xyz/entity/hendrik-gerard-hamaker


## References

1. Source
2. IdRef
3. NUKAT
4. Biografisch Portaal
5. Digital Library for Dutch Literature
6. VcBA (identifier)
7. Virtual International Authority File