# Theodor Baader

> German university teacher (1888-1959)

**Wikidata**: [Q21550277](https://www.wikidata.org/wiki/Q21550277)  
**Source**: https://4ort.xyz/entity/theodor-baader


## References

1. Catalog of the German National Library
2. Nazi Party Membership Database Lookup
3. [Source](http://www.meertens.knaw.nl/archieven/index.php?action=expand&querystring_b64=aW5ob3VkPWhvb2dsZXJhYXImYW1wO3NlYXJjaF9zdWJtaXR0ZWQ9Wm9law==&id=141)
4. Proeven van eigen cultuur, vijfenzeventig jaar Katholieke Universiteit Nijmegen 1923-1998 Deel II 1960-1998. 1998
5. [Source](https://archieven.meertens.knaw.nl/index.php?action=expand&querystring_b64=aW5ob3VkPWhvb2dsZXJhYXImYW1wO3NlYXJjaF9zdWJtaXR0ZWQ9Wm9law==&id=141)
6. Virtual International Authority File
7. [Source](https://www.ru.nl/kdc/bladeren/archieven-thema/subpagina-archieven-thema/onderwijs-wetenschappen/archieven_van/personen/baader_t_l_j_a_m/)