# Karol Estreicher

> Polish bibliographer and librarian (1827-1908)

**Wikidata**: [Q1734173](https://www.wikidata.org/wiki/Q1734173)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Karol_Estreicher_(senior))  
**Source**: https://4ort.xyz/entity/karol-estreicher-q1734173-2


## References

1. Integrated Authority File
2. datos.bne.es
3. International Standard Name Identifier
4. [Source](http://www.e-teatr.pl/pl/osoby/82522.html)
5. Library of Congress Authorities
6. Polish Theater Encyclopedia
7. [Source](https://encyklopedia.pwn.pl/haslo/Estreicher-Karol-Jozef-Teofil;3898781.html)
8. [Source](https://swb.bsz-bw.de/DB=2.104/SET=1/TTL=1/CMD?retrace=0&trm_old=&ACT=SRCHA&IKT=2999&SRT=RLV&TRM=118682458)
9. Deutsche Biographie
10. [Source](http://tnk.krakow.pl/czlonkowie/estreicher-karol/)
11. BnF authorities
12. Virtual International Authority File
13. Internetowy Polski Słownik Biograficzny
14. e-teatr.pl
15. WikiTree
16. Geni.com
17. Österreichisches Biographisches Lexikon 1815–1950
18. [Source](https://persondata.toolforge.org/p/Karol_Estreicher_(der_%C3%84ltere))
19. Freebase Data Dumps. 2013
20. [BnF authorities](http://data.bnf.fr/ark:/12148/cb12157564z)
21. CONOR.SI
22. Sejm-Wielki.pl
23. Bibliography of the History of the Czech Lands
24. Provenio