# Johann Jakob Hamm

> (1881-1959)

**Wikidata**: [Q60841856](https://www.wikidata.org/wiki/Q60841856)  
**Source**: https://4ort.xyz/entity/johann-jakob-hamm


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. [Source](https://rpb.lbz-rlp.de/cgi-bin/wwwalleg/srchrnam.pl?db=rnam&recnums=9989)