# H. Dijkstra

> Dutch scientific instrument maker (1874–1941)

**Wikidata**: [Q63923537](https://www.wikidata.org/wiki/Q63923537)  
**Source**: https://4ort.xyz/entity/h-dijkstra


## References

1. [Source](http://www.iisg.nl/ondernemers/pdf/pers-0410-01.pdf)
2. [Source](https://www.collectiegelderland.nl/object/3dd88b9f-6743-abc1-fd2c-1c4a20269436)
3. [Source](http://www.dwc.knaw.nl/biografie/scientific-instrument-makers/?pagetype=authorDetail&aId=PE00011211)
4. CollectieGelderland