# Karel Knaifl

> Czech RAF fighter pilot

**Wikidata**: [Q13434529](https://www.wikidata.org/wiki/Q13434529)  
**Source**: https://4ort.xyz/entity/karel-knaifl


## References

1. Database of the Military Historical Archive
2. [Database of the Military Historical Archive](http://www.vuapraha.cz/soldier/20481078)
3. [regional database of the  Research Library in Hradec Králové](https://www.svkhk.cz/tools/vyroci.asp?zobr=fulllist)
4. [regional database of the Municipal Library of Hradec Kralove](https://kmhk.tritius.cz/authority/1854326)
5. Czech National Authority Database
6. Database of members of the Czechoslovak Republic of military units abroad for the World War II
7. Bibliography of the History of the Czech Lands
8. [Regional Database of the Central Bohemian Research Library in Kladno](https://ipac.svkkl.cz/arl-kl/cs/detail-kl_us_auth-0385179-Knaifl-Karel-19141988)