# Petrus Haack

> Haack, Petrus, 1747-1824

**Wikidata**: [Q56064918](https://www.wikidata.org/wiki/Q56064918)  
**Source**: https://4ort.xyz/entity/petrus-haack


## References

1. Biografisch Portaal
2. Virtual International Authority File
3. Library of Congress Authorities
4. CERL Thesaurus
5. International Standard Name Identifier
6. Digital Library for Dutch Literature