# Ludvigs Katerfelds

> 1843-1910

**Wikidata**: [Q20562487](https://www.wikidata.org/wiki/Q20562487)  
**Source**: https://4ort.xyz/entity/ludvigs-katerfelds


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. Baltisches biografisches Lexikon digital