# Karl Sigerus

> (1813-1868)

**Wikidata**: [Q55889832](https://www.wikidata.org/wiki/Q55889832)  
**Source**: https://4ort.xyz/entity/karl-sigerus


## References

1. Sigerus, Karl (BLKÖ)
2. Integrated Authority File
3. Catalog of the German National Library
4. Deutsche Biographie
5. CERL Thesaurus