# Josef František

> Czech fighter ace (1914-1940)

**Wikidata**: [Q981023](https://www.wikidata.org/wiki/Q981023)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Josef_František)  
**Source**: https://4ort.xyz/entity/josef-franti-ek


## References

1. Database of the Military Historical Archive
2. [The Fine Art Archive](https://cs.isabart.org/person/92251)
3. [Database of the Military Historical Archive](http://www.vuapraha.cz/soldier/14957516)
4. [Database of the Military Historical Archive](http://www.vuapraha.cz/soldier/20463688)
5. [Olomouc City Library regional database](https://tritius.kmol.cz/authority/777293)
6. International Standard Name Identifier
7. Database of members of the Czechoslovak Republic of military units abroad for the World War II
8. Virtual International Authority File
9. SNAC
10. Czech National Authority Database
11. Freebase Data Dumps. 2013
12. Sejm-Wielki.pl
13. Bibliography of the History of the Czech Lands
14. [Regional Database of the Central Bohemian Research Library in Kladno](https://ipac.svkkl.cz/arl-kl/cs/detail-kl_us_auth-0293020-Frantisek-Josef-19141940)