# John Gray

> 19th century socialist (1799-1883)

**Wikidata**: [Q461991](https://www.wikidata.org/wiki/Q461991)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/John_Gray_(socialist))  
**Source**: https://4ort.xyz/entity/john-gray-q461991


## References

1. Czech National Authority Database
2. general catalog of BnF
3. Virtual International Authority File
4. Faceted Application of Subject Terminology
5. CiNii Research
6. Integrated Authority File
7. SNAC
8. BnF authorities
9. Autoritats UB
10. Sapere Encyclopedia
11. Trove
12. Freebase Data Dumps. 2013