# József Sik

> (1855-1945) opera singer, voice teacher and textbook writer

**Wikidata**: [Q112486948](https://www.wikidata.org/wiki/Q112486948)  
**Source**: https://4ort.xyz/entity/j-zsef-sik


## References

1. PIM authority
2. Czech National Authority Database
3. [Source](https://nepszava.hu/1146410_lelohely-n-kosa-judit-mezeskalacs-haziko-a-nagykoruton)