# Karl Kaiser
**Wikidata**: [Q55761600](https://www.wikidata.org/wiki/Q55761600)  
**Source**: https://4ort.xyz/entity/karl-kaiser-q55761600


## References

1. Integrated Authority File
2. Heidelberg Scholar Lexicon 1803–1932
3. [Source](http://digi.ub.uni-heidelberg.de/diglit/VV1890WSbis1895SS/0191)
4. [Source](https://books.google.com/books?id=RwTRBgAAQBAJ&pg=PA130)