# Hirsch S. Hirschfeld
**Wikidata**: [Q109853879](https://www.wikidata.org/wiki/Q109853879)  
**Source**: https://4ort.xyz/entity/hirsch-s-hirschfeld


## References

1. IdRef
2. Integrated Authority File
3. Biographisches Portal der Rabbiner
4. NUKAT
5. Open Library
6. CERL Thesaurus
7. MAK
8. FactGrid