# Johannes Ullrich

> German diplomat, archivist and historian (1902–1965)

**Wikidata**: [Q1698523](https://www.wikidata.org/wiki/Q1698523)  
**Source**: https://4ort.xyz/entity/johannes-ullrich-q1698523


## References

1. Integrated Authority File
2. Czech National Authority Database
3. Virtual International Authority File
4. [Source](https://kalliope-verbund.info/DE-611-BF-122019)
5. [Source](http://uli.nli.org.il/F/?func=find-b&local_base=NLX10&find_code=UID&request=987007280835105171)