# Charles Callon

> French civil engineer and instructor of British ascent

**Wikidata**: [Q20085146](https://www.wikidata.org/wiki/Q20085146)  
**Source**: https://4ort.xyz/entity/charles-callon


## References

1. Source
2. BnF authorities
3. general catalog of BnF
4. Virtual International Authority File
5. Léonore database