# Oswald Geissler
**Wikidata**: [Q107164278](https://www.wikidata.org/wiki/Q107164278)  
**Source**: https://4ort.xyz/entity/oswald-geissler


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. [Source](https://gepris-historisch.dfg.de/person/5103581)