# Friedrich Hopfner

> high-school teacher in Prague (1850-1939)

**Wikidata**: [Q136775755](https://www.wikidata.org/wiki/Q136775755)  
**Source**: https://4ort.xyz/entity/friedrich-hopfner-q136775755


## References

1. [Collection of Registry Books at Pilsen State Archive](https://www.portafontium.eu/iipimage/30060887/cihana-23_0070-n)
2. [Collection of Registry Books at Prague City Archives](https://katalog.ahmp.cz/pragapublica/permalink?xid=958e228ffb1a4c9787cf1875af893a6a&scan=88#scan88)
3. [List of residents in Prague 1830-1910 (1920)](https://katalog.ahmp.cz/pragapublica/permalink?xid=1F40822023A911E08F90005056C00008&scan=1#scan1)
4. Virtual International Authority File