# Robert Charles René Hippolyte Langlois, Comte d'Estaintot
**Wikidata**: [Q55682750](https://www.wikidata.org/wiki/Q55682750)  
**Source**: https://4ort.xyz/entity/robert-charles-ren-hippolyte-langlois-comte-d-estaintot


## References

1. Integrated Authority File
2. BnF authorities
3. La France savante