# Karl Ruhrberg

> German art historian (1924–2006)

**Wikidata**: [Q1732749](https://www.wikidata.org/wiki/Q1732749)  
**Source**: https://4ort.xyz/entity/karl-ruhrberg


## References

1. Integrated Authority File
2. The Fine Art Archive
3. International Standard Name Identifier
4. BnF authorities
5. Virtual International Authority File
6. CiNii Research
7. Library of Congress Control Number
8. [Source](https://www.archinform.net/service/wd_aiarch.php)
9. Regional Database of the Central Bohemian Research Library in Kladno