# Walther Ludwig

> German opera singer (1902-1981)

**Wikidata**: [Q91781](https://www.wikidata.org/wiki/Q91781)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Walther_Ludwig)  
**Source**: https://4ort.xyz/entity/walther-ludwig


## References

1. Integrated Authority File
2. BnF authorities
3. MusicBrainz
4. Virtual International Authority File
5. SNAC
6. Opera Vivra
7. filmportal.de
8. Munzinger Personen
9. Freebase Data Dumps. 2013
10. International Standard Name Identifier
11. National Library of Israel Names and Subjects Authority File