# Archduke Johann Karl of Austria

> Austrian archduke

**Wikidata**: [Q14541808](https://www.wikidata.org/wiki/Q14541808)  
**Source**: https://4ort.xyz/entity/archduke-johann-karl-of-austria


## References

1. Catalog of the German National Library
2. Virtual International Authority File
3. Sejm-Wielki.pl