# Edward Duffield

> Philadelphia craftsman, engraver, watch maker, clock works maker

**Wikidata**: [Q117599012](https://www.wikidata.org/wiki/Q117599012)  
**Source**: https://4ort.xyz/entity/edward-duffield


## References

1. Integrated Authority File
2. Library of Congress Name Authority File
3. [University of Pennsylvania Press](https://www.pennpress.org/9781606180099/edward-duffield/)
4. [Founders Online](https://founders.archives.gov/documents/Franklin/01-28-02-0323)
5. askArt
6. Find a Grave
7. Virtual International Authority File
8. Faceted Application of Subject Terminology