# Johann Abraham Birnbaum
**Wikidata**: [Q60845257](https://www.wikidata.org/wiki/Q60845257)  
**Source**: https://4ort.xyz/entity/johann-abraham-birnbaum


## References

1. CERL Thesaurus
2. Catalog of the German National Library
3. Virtual International Authority File
4. NUKAT
5. MAK
6. [Source](https://jsbach.de/bachs-welt/personen/birnbaum-johann-abraham)
7. [Source](http://thesaurus.cerl.org/record/cnp01875720)