# Johann Ulrich Heidegger
**Wikidata**: [Q60391393](https://www.wikidata.org/wiki/Q60391393)  
**Source**: https://4ort.xyz/entity/johann-ulrich-heidegger


## References

1. Integrated Authority File
2. Czech National Authority Database
3. Union List of Artist Names
4. The Stuttgart Database of Scientific Illustrators 1450–1950
5. Benezit Dictionary of Artists
6. CERL Thesaurus
7. RKDartists
8. SIKART
9. MAK
10. HMML Authority File