# Gustav Leffers

> German flying ace (1895–1916)

**Wikidata**: [Q5621173](https://www.wikidata.org/wiki/Q5621173)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Gustav_Leffers)  
**Source**: https://4ort.xyz/entity/gustav-leffers


## References

1. Virtual International Authority File
2. Catalog of the German National Library