# Sigmund Steiner

> Austro-Hungarian bookseller

**Wikidata**: [Q94930226](https://www.wikidata.org/wiki/Q94930226)  
**Source**: https://4ort.xyz/entity/sigmund-steiner-q94930226


## References

1. Czech National Authority Database
2. Catalog of the German National Library
3. Faceted Application of Subject Terminology