# Léopold Marx
**Wikidata**: [Q15229694](https://www.wikidata.org/wiki/Q15229694)  
**Source**: https://4ort.xyz/entity/l-opold-marx


## References

1. Czech National Authority Database
2. Virtual International Authority File
3. Léonore database
4. [Le Figaro. 1890](http://gallica.bnf.fr/ark:/12148/bpt6k281263d/f1)
5. [Le Figaro. 1890](http://gallica.bnf.fr/ark:/12148/bpt6k2812621/f1)
6. [Source](https://fr.wikisource.org/wiki/Page:Larousse_-_Grand_dictionnaire_universel_du_XIXe_si%C3%A8cle_-_Tome_10,_part._4,_Mard-Memmonium.djvu/143)