# Zerah Colburn

> American mental calculator (1804–1840)

**Wikidata**: [Q1753294](https://www.wikidata.org/wiki/Q1753294)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Zerah_Colburn_(mental_calculator))  
**Source**: https://4ort.xyz/entity/zerah-colburn


## References

1. Find a Grave
2. Encyclopædia Britannica 11th edition
3. Appletons' Cyclopædia of American Biography