# Robert Friedberg

> American numismatist and publisher

**Wikidata**: [Q98771212](https://www.wikidata.org/wiki/Q98771212)  
**Source**: https://4ort.xyz/entity/robert-friedberg-q98771212


## References

1. Virtual International Authority File
2. Catalog of the German National Library
3. BnF authorities
4. CiNii Research
5. Open Library
6. CONOR.SI
7. VcBA (identifier)
8. NUKAT
9. British Museum person-institution thesaurus
10. Catalogo of the National Library of India