# Willem Jan op 't Hof
**Wikidata**: [Q95245771](https://www.wikidata.org/wiki/Q95245771)  
**Source**: https://4ort.xyz/entity/willem-jan-op-t-hof


## References

1. Catalog of the German National Library
2. Integrated Authority File
3. Virtual International Authority File
4. National Library of Israel Names and Subjects Authority File