# American Topical Association

> philatelic organization (1949-)

**Wikidata**: [Q4745257](https://www.wikidata.org/wiki/Q4745257)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/American_Topical_Association)  
**Source**: https://4ort.xyz/entity/american-topical-association


## References

1. Integrated Authority File
2. Virtual International Authority File