# Ludwig Vopelius

> German alum and glass manufacturer

**Wikidata**: [Q55896720](https://www.wikidata.org/wiki/Q55896720)  
**Source**: https://4ort.xyz/entity/ludwig-vopelius


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. Deutsche Biographie
4. CERL Thesaurus