# Gustav Hartmann

> German entrepreneur and manager (1842-1910)

**Wikidata**: [Q91561](https://www.wikidata.org/wiki/Q91561)  
**Source**: https://4ort.xyz/entity/gustav-hartmann-q91561


## References

1. Integrated Authority File
2. Virtual International Authority File
3. [Source](https://digital.slub-dresden.de/werkansicht/dlf/446/411)