# Der Opernball

> opera by Richard Heuberger

**Wikidata**: [Q734368](https://www.wikidata.org/wiki/Q734368)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Der_Opernball)  
**Source**: https://4ort.xyz/entity/der-opernball


## References

1. MusicBrainz
2. Freebase Data Dumps. 2013