# 1870 United States Census

> ninth national census of the United States, taken on June 1, 1870; first to provide detailed demographic info on African Americans

**Wikidata**: [Q2975555](https://www.wikidata.org/wiki/Q2975555)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/1870_United_States_census)  
**Source**: https://4ort.xyz/entity/1870-united-states-census


## References

1. [Source](https://github.com/JohnMarkOckerbloom/ftl/blob/master/data/wikimap)
2. Freebase Data Dumps. 2013
3. National Library of Israel Names and Subjects Authority File