# Willem den Boer
**Wikidata**: [Q80211189](https://www.wikidata.org/wiki/Q80211189)  
**Source**: https://4ort.xyz/entity/willem-den-boer


## References

1. [Source](https://www.nationaalarchief.nl/onderzoeken/index/nt00464/140388b3-bbf3-0c1d-e063-6df0900abf33)