# Marx Hayum Seligsberg
**Wikidata**: [Q56743393](https://www.wikidata.org/wiki/Q56743393)  
**Source**: https://4ort.xyz/entity/marx-hayum-seligsberg


## References

1. Catalog of the German National Library
2. Virtual International Authority File
3. CERL Thesaurus
4. Biographisches Portal der Rabbiner
5. FactGrid