# Richard J. Hayes

> cryptographer (1902–1976)

**Wikidata**: [Q7326734](https://www.wikidata.org/wiki/Q7326734)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Richard_J._Hayes)  
**Source**: https://4ort.xyz/entity/richard-j-hayes


## References

1. IdRef
2. Virtual International Authority File
3. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
4. Dictionary of Irish Biography
5. An Bunachar Náisiúnta Beathaisnéisí Gaeilge
6. National Library of Israel Names and Subjects Authority File