# Richard Clay
**Wikidata**: [Q52222561](https://www.wikidata.org/wiki/Q52222561)  
**Source**: https://4ort.xyz/entity/richard-clay-q52222561


## References

1. Catalog of the German National Library
2. [Source](http://catalogue.nli.ie/Author/Home?author=Clay%2C%20Richard%2C%201789-1877)
3. Royal Academy of Arts
4. Faceted Application of Subject Terminology