# Oskar Schaller
**Wikidata**: [Q59653739](https://www.wikidata.org/wiki/Q59653739)  
**Source**: https://4ort.xyz/entity/oskar-schaller


## References

1. [Source](https://www.geschichtewiki.wien.gv.at/Oskar_Schaller)
2. Catalog of the German National Library