# Mary Duke Biddle

> American philanthropist

**Wikidata**: [Q6779348](https://www.wikidata.org/wiki/Q6779348)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Mary_Duke_Biddle)  
**Source**: https://4ort.xyz/entity/mary-duke-biddle


## References

1. Faceted Application of Subject Terminology
2. SNAC
3. NCpedia