# Abraham Ber Birnbaum

> Polish publisher (1866–1922)

**Wikidata**: [Q9138367](https://www.wikidata.org/wiki/Q9138367)  
**Source**: https://4ort.xyz/entity/abraham-ber-birnbaum


## References

1. MAK
2. Encyclopedia of Jews in Music
3. Sejm-Wielki.pl
4. Virtual International Authority File