# Ruth MacCoy Blackwelder

> author, philatelist, biologist

**Wikidata**: [Q110487799](https://www.wikidata.org/wiki/Q110487799)  
**Source**: https://4ort.xyz/entity/ruth-maccoy-blackwelder


## References

1. [Source](https://siarchives.si.edu/blog/who-was-ruth-maccoy-blackwelder)
2. Virtual International Authority File
3. CiNii Research