# Alfred Haegelen

> hydraulics engineer

**Wikidata**: [Q130049868](https://www.wikidata.org/wiki/Q130049868)  
**Source**: https://4ort.xyz/entity/alfred-haegelen


## References

1. Léonore database
2. [La Houille Blanche. 1949](https://www.shf-lhb.org/articles/lhb/pdf/1949/01/lhb1949001.pdf)
3. general catalog of BnF