# Willard Lee Valentine

> American psychologist

**Wikidata**: [Q109859482](https://www.wikidata.org/wiki/Q109859482)  
**Source**: https://4ort.xyz/entity/willard-lee-valentine


## References

1. Czech National Authority Database
2. History of the Munsell Color System and Its Scientific Applications
3. NUKAT
4. MAK
5. Open Library