# Ferdinand Havrda
**Wikidata**: [Q15829985](https://www.wikidata.org/wiki/Q15829985)  
**Source**: https://4ort.xyz/entity/ferdinand-havrda


## References

1. Czech National Authority Database
2. [Collection of Registry Books at Prague City Archives](http://katalog.ahmp.cz/pragapublica/permalink?xid=CFDA2D0D63964ECD9867247796925F2F&scan=359#scan359)
3. Virtual International Authority File