# Isidore Singer

> American encyclopedia editor and political activist (1859–1939)

**Wikidata**: [Q2894250](https://www.wikidata.org/wiki/Q2894250)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Isidore_Singer)  
**Source**: https://4ort.xyz/entity/isidore-singer


## References

1. Virtual International Authority File
2. Integrated Authority File
3. BnF authorities
4. International Standard Name Identifier
5. Open Library
6. SNAC
7. Faceted Application of Subject Terminology
8. Trove
9. Singer, Isidore (1859-1939), managing editor of the Jewish Encyclopedia
10. AlKindi
11. Bibliography of the History of the Czech Lands