# Eugen Langen

> German businessman (1833–1895)

**Wikidata**: [Q63758](https://www.wikidata.org/wiki/Q63758)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Eugen_Langen)  
**Source**: https://4ort.xyz/entity/eugen-langen


## References

1. Integrated Authority File
2. general catalog of BnF
3. Virtual International Authority File
4. [Source](https://kalliope-verbund.info/DE-611-BF-116374)
5. Encyclopædia Britannica Online
6. Brockhaus Enzyklopädie
7. Freebase Data Dumps. 2013
8. [Source](https://www.archinform.net/service/wd_aiarch.php)