# Martha Valeska Hirsch

> pianist

**Wikidata**: [Q45833033](https://www.wikidata.org/wiki/Q45833033)  
**Source**: https://4ort.xyz/entity/martha-valeska-hirsch


## References

1. [Source](https://www.autographenderschweiz.ch/index.php?id=15&tx_autographs_autographs%5Bautogramme%5D=379&tx_autographs_autographs%5Baction%5D=show&tx_autographs_autographs%5Bcontroller%5D=Autogramme&agid=379)
2. Repertoire of Schauspielhaus Zurich, 1938-1968
3. Virtual International Authority File