# Jaroslav Untermüller
**Wikidata**: [Q112970699](https://www.wikidata.org/wiki/Q112970699)  
**Source**: https://4ort.xyz/entity/jaroslav-unterm-ller


## References

1. [Collection of Registry Books at Prague City Archives](https://katalog.ahmp.cz/pragapublica/permalink?xid=76746ea5834a4f50983b9802acc33053&scan=8#scan8)
2. BillionGraves
3. [Database of the Military Historical Archive](https://www.vuapraha.cz/legionari/118378)
4. Legie 100