# Leopold Fischer
**Wikidata**: [Q46850603](https://www.wikidata.org/wiki/Q46850603)  
**Source**: https://4ort.xyz/entity/leopold-fischer-q46850603


## References

1. Catalog of the German National Library
2. [Source](https://digital.blb-karlsruhe.de/periodical/pageview/153689)
3. [Source](https://digital.blb-karlsruhe.de/periodical/pageview/164687)