# Christophe François Calla

> French engineer (1802-1884)

**Wikidata**: [Q15970070](https://www.wikidata.org/wiki/Q15970070)  
**Source**: https://4ort.xyz/entity/christophe-fran-ois-calla


## References

1. [birth certificate](https://archives.paris.fr/arkotheque/visionneuse/visionneuse.php?arko=YTo2OntzOjQ6ImRhdGUiO3M6MTA6IjIwMjUtMDYtMTAiO3M6MTA6InR5cGVfZm9uZHMiO3M6MTE6ImFya29fc2VyaWVsIjtzOjQ6InJlZjEiO2k6Mzk7czo0OiJyZWYyIjtpOjIyOTIzMztzOjE2OiJ2aXNpb25uZXVzZV9odG1sIjtiOjE7czoyMToidmlzaW9ubmV1c2VfaHRtbF9tb2RlIjtzOjQ6InByb2QiO30=#uielem_move=0%2C0&uielem_islocked=0&uielem_zoom=34&uielem_brightness=0&uielem_contrast=0&uielem_isinverted=0&uielem_rotate=F)
2. Virtual International Authority File
3. Léonore database
4. IdRef