# Leonidas Popp
**Wikidata**: [Q15971951](https://www.wikidata.org/wiki/Q15971951)  
**Source**: https://4ort.xyz/entity/leonidas-popp


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. Österreichisches Biographisches Lexikon 1815–1950
4. [Österreichisches Biographisches Lexikon 1815–1950](https://www.biographien.ac.at/oebl/oebl_P/Popp_Leonidas_1831_1908.xml)