# Elser-Mathes Cup

> award for first amateur radio two-way communication between Earth and Mars

**Wikidata**: [Q100377216](https://www.wikidata.org/wiki/Q100377216)  
**Source**: https://4ort.xyz/entity/elser-mathes-cup


## References

1. The past, present, and future of the Elser-Mathes Cup