# Hartog van Laun

> Dutch scientific instrument maker (1732–1815)

**Wikidata**: [Q65961834](https://www.wikidata.org/wiki/Q65961834)  
**Source**: https://4ort.xyz/entity/hartog-van-laun


## References

1. Virtual International Authority File
2. [Source](https://www.collectiegelderland.nl/object/7c6bb926-b103-ff06-3de7-2022a620a540)
3. [Source](http://www.dwc.knaw.nl/biografie/scientific-instrument-makers/?pagetype=authorDetail&aId=PE00011141)
4. CollectieGelderland