# Karl Schulze-Hagen

> German physician and ornithologist

**Wikidata**: [Q134931821](https://www.wikidata.org/wiki/Q134931821)  
**Source**: https://4ort.xyz/entity/karl-schulze-hagen


## References

1. [Source](https://nw-ornithologen.de/index.php/ueber-uns/nwo-preise/nwo-preis-preistraeger/19-nwo-preis-2005-karl-schulze-hagen)
2. Integrated Authority File
3. Czech National Authority Database
4. [Source](https://www.gyneo.de/de/dr-med-karl-schulze-hagen.html)
5. [Source](https://www.knesebeck-verlag.de/karl_schulze_hagen/p-9/1127)