# Harry Grindell Matthews

> inventor (1880-1941)

**Wikidata**: [Q5669310](https://www.wikidata.org/wiki/Q5669310)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Harry_Grindell_Matthews)  
**Source**: https://4ort.xyz/entity/harry-grindell-matthews


## References

1. [Source](https://www.walesonline.co.uk/news/wales-news/how-death-ray-inventor-who-13748529)
2. Virtual International Authority File
3. BnF authorities
4. BBC Things
5. Library of Congress Control Number