# Johann Polek
**Wikidata**: [Q60820105](https://www.wikidata.org/wiki/Q60820105)  
**Source**: https://4ort.xyz/entity/johann-polek


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. [Source](https://www.biographien.ac.at/oebl/oebl_P/Polek_Johann_1843_1920.xml)
4. NUKAT
5. MAK
6. [Österreichisches Biographisches Lexikon 1815–1950](https://www.biographien.ac.at/oebl/oebl_P/Polek_Johann_1843_1920.xml)