# Hermann IV., Herr von Schönburg
**Wikidata**: [Q21415626](https://www.wikidata.org/wiki/Q21415626)  
**Source**: https://4ort.xyz/entity/hermann-iv-herr-von-sch-nburg


## References

1. Catalog of the German National Library
2. [Source](http://saebi.isgv.de/gnd/13970440X)
3. CERL Thesaurus