# Joop Janssen
**Wikidata**: [Q106644344](https://www.wikidata.org/wiki/Q106644344)  
**Source**: https://4ort.xyz/entity/joop-janssen-q106644344


## References

1. RKDartists
2. [Source](https://www.collectiegelderland.nl/object/f5f7944c-e547-969d-18b4-bf84046f905c)
3. [Source](https://www.collectiegelderland.nl/object/2f7b2962-7bf6-a1d6-5d7f-e5bacf8f46a7)
4. [Source](https://www.collectiegelderland.nl/object/03fdf531-dee1-a1a2-b3af-b9683071f9d7)
5. CollectieGelderland