# 19th century

> time period between January 1, 1801, and ended on December 31, 1900

**Wikidata**: [Q6955](https://www.wikidata.org/wiki/Q6955)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/19th_century)  
**Source**: https://4ort.xyz/entity/19th-century


## References

1. [Source](https://github.com/JohnMarkOckerbloom/ftl/blob/master/data/wikimap)
2. Czech National Authority Database
3. BBC Things
4. BabelNet
5. [Source](https://www.zhihu.com/search?q=%E5%8D%81%E4%B9%9D%E4%B8%96%E7%BA%AA&type=content)
6. [19th century | Open Library](https://openlibrary.org/subjects/time:19th_century)
7. FactGrid
8. National Library of Israel
9. Provenio
10. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)