# Piet Henstra
**Wikidata**: [Q133297369](https://www.wikidata.org/wiki/Q133297369)  
**Source**: https://4ort.xyz/entity/piet-henstra


## References

1. [Source](https://www.openarchieven.nl/srt%3A3f254b6a-84de-35f8-a46e-771ff9d85342)
2. [1967](https://resolver.kb.nl/resolve?urn=ddd:010617768:mpeg21:a0145)
3. [1934](https://n2t.net/ark:/33862/collect/708252)
4. [1957](https://resolver.kb.nl/resolve?urn=ddd:010952865:mpeg21:a0434)
5. [Source](https://www.openarchieven.nl/frl:df72931a-5044-54dd-9e1b-adbcd120ccb0)
6. Source