# Johann von Kettenacker
**Wikidata**: [Q60842827](https://www.wikidata.org/wiki/Q60842827)  
**Source**: https://4ort.xyz/entity/johann-von-kettenacker


## References

1. CERL Thesaurus
2. Catalog of the German National Library
3. [Source](http://thesaurus.cerl.org/record/cnp00385284)