# Johannes Claassen

> German writer and theologian (1835-1898)

**Wikidata**: [Q94790884](https://www.wikidata.org/wiki/Q94790884)  
**Source**: https://4ort.xyz/entity/johannes-claassen


## References

1. Biographisches Jahrbuch und Deutscher Nekrolog
2. Integrated Authority File
3. Catalog of the German National Library
4. Faceted Application of Subject Terminology
5. Virtual International Authority File
6. CiNii Research
7. National Library of Israel Names and Subjects Authority File