# Charles Borckhardt
**Wikidata**: [Q57980046](https://www.wikidata.org/wiki/Q57980046)  
**Source**: https://4ort.xyz/entity/charles-borckhardt


## References

1. CERL Thesaurus
2. RKDartists
3. Catalog of the German National Library
4. Union List of Artist Names
5. British Museum person-institution thesaurus
6. National Portrait Gallery (London) online artwork database
7. Benezit Dictionary of Artists
8. [Source](http://www.racollection.org.uk/ixbin/indexplus?_IXACTION_=file&_IXFILE_=templates/full/person.html&_IXTRAIL_=Names%C2%A0A-Z&person=18748)
9. Royal Academy of Arts