# János Csontosi

> Hungarian librarian (1846–1918)

**Wikidata**: [Q874310](https://www.wikidata.org/wiki/Q874310)  
**Source**: https://4ort.xyz/entity/j-nos-csontosi


## References

1. Catalog of the German National Library
2. Deutsche Biographie
3. [Source](http://mek.oszk.hu/00300/00355/html/ABC02469/02863.htm)
4. Virtual International Authority File