# proof coinage

> special early samples of a coin issue

**Wikidata**: [Q388013](https://www.wikidata.org/wiki/Q388013)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Proof_coinage)  
**Source**: https://4ort.xyz/entity/proof-coinage


## References

1. Freebase Data Dumps. 2013