# Johann Sedlaczek
**Wikidata**: [Q60842216](https://www.wikidata.org/wiki/Q60842216)  
**Source**: https://4ort.xyz/entity/johann-sedlaczek


## References

1. Czech National Authority Database
2. [regional database of the  Research Library in Hradec Králové](https://www.svkhk.cz/tools/vyroci.asp?zobr=fulllist)
3. [regional database of the Municipal Library of Hradec Kralove](https://kmhk.tritius.cz/authority/1970761)
4. CERL Thesaurus
5. Catalog of the German National Library
6. Virtual International Authority File
7. Österreichisches Biographisches Lexikon 1815–1950
8. [regional database of the Municipal Library of Hradec Kralove](https://kmhk.tritius.cz/authority/1854207)
9. Sedláczek von Harkenfeld, Johann Nepomuk (BLKÖ)
10. [Source](http://thesaurus.cerl.org/record/cnp00465061)
11. Bibliography of the History of the Czech Lands