# Karl Polley
**Wikidata**: [Q61198174](https://www.wikidata.org/wiki/Q61198174)  
**Source**: https://4ort.xyz/entity/karl-polley


## References

1. Integrated Authority File
2. CERL Thesaurus
3. Catalog of the German National Library
4. Österreichisches Biographisches Lexikon 1815–1950
5. [Österreichisches Biographisches Lexikon 1815–1950](https://www.biographien.ac.at/oebl/oebl_P/Polley_Karl_1813_1877.xml)
6. [Source](https://www.biographien.ac.at/oebl/oebl_P/Polley_Karl_1813_1877.xml)