# Helen Blanchard

> American inventor (1840–1922)

**Wikidata**: [Q21474](https://www.wikidata.org/wiki/Q21474)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Helen_Blanchard)  
**Source**: https://4ort.xyz/entity/helen-blanchard


## References

1. A Woman of the Century
2. [Source](https://www.invent.org/inductees/helen-blanchard)
3. [Source](https://en.wikisource.org/wiki/Woman_of_the_Century/Helen_Augusta_Blanchard)