# Alvergniat Frères
**Wikidata**: [Q133269405](https://www.wikidata.org/wiki/Q133269405)  
**Source**: https://4ort.xyz/entity/alvergniat-fr-res


## References

1. [Source](https://n2t.net/ark:/33862/collect/630308)
2. [Source](https://epotec.univ-nantes.fr/s/seguin/item/4568#lg=1&slide=0)
3. [Source](http://waywiser.fas.harvard.edu/objects/10739/glass-hydrometer)