# János Hollub

> (1890–1984) leather chemist

**Wikidata**: [Q23931733](https://www.wikidata.org/wiki/Q23931733)  
**Source**: https://4ort.xyz/entity/j-nos-hollub


## References

1. PIM identifier
2. Magyar Tudóslexikon
3. [Source](https://epa.oszk.hu/00000/00003/00030/adattar.html)
4. [Source](https://epa.oszk.hu/00000/00003/00030/nevmutato.html)
5. [Source](http://mek.oszk.hu/00300/00355/html/ABC05727/06424.htm)
6. [FamilySearch Historical Records](https://www.familysearch.org/ark:/61903/3:1:9Q97-Y334-6C2?cc=1743180&personaUrl=%2Fark%3A%2F61903%2F1%3A1%3AX8JR-W51&lang=hu&i=506)