# Ernst Bertrand

> steelworks director in Kladno, Czechia (1847-1904)

**Wikidata**: [Q55847403](https://www.wikidata.org/wiki/Q55847403)  
**Source**: https://4ort.xyz/entity/ernst-bertrand


## References

1. [Collection of Registry Books at Prague City Archives](http://katalog.ahmp.cz/pragapublica/permalink?xid=0890DD502AE34CFE82DFD66C81F82049&scan=10#scan10)
2. Biographical Dictionary of the History of the Czech Lands
3. Deutsche Biographie
4. Grace's Guide