# Karel Hašler

> Czech songwriter and actor (1879–1941)

**Wikidata**: [Q329515](https://www.wikidata.org/wiki/Q329515)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Karel_Hašler)  
**Source**: https://4ort.xyz/entity/karel-ha-ler


## References

1. The Fine Art Archive
2. Room of Names
3. Database of the Terezín Memorial
4. [REGO](https://aleph.vkol.cz/F/?func=find-c&ccl_term=sys=000002792&local_base=svk04)
5. Czech National Authority Database
6. BnF authorities
7. Integrated Authority File
8. International Standard Name Identifier
9. MusicBrainz
10. Virtual International Authority File
11. IMDb
12. SNAC
13. International Music Score Library Project
14. Freebase Data Dumps. 2013
15. [Source](https://ddvd.kpsys.cz/records/ad39cf5a-7c72-470f-a42c-09900457660f)
16. National Library of Israel Names and Subjects Authority File
17. Virtual Study of Theatre Institute
18. Bibliography of the History of the Czech Lands
19. Provenio