# Josef Geisler
**Wikidata**: [Q112369459](https://www.wikidata.org/wiki/Q112369459)  
**Source**: https://4ort.xyz/entity/josef-geisler-q112369459


## References

1. [REGO](https://aleph.vkol.cz/F/?func=find-c&ccl_term=sys=000013564&local_base=svk04)
2. [Olomouc City Library regional database](https://tritius.kmol.cz/authority/777576)
3. [Collection of Registry Books at Opava Regional Archive](https://digi.archives.cz/da/permalink/29e3f91ac933f2f4:-748b971f:170815faef8:-8000/e1d03d6e83204567b70504a004947a75)
4. Czech National Authority Database
5. Students of the Universities of Prague 1882–1945