# Seafarer: Extremely Low Frequency Naval Communications System
> **Issue Brief** · 1978-06-20 · `IB78015`
## Report
- **CRS ID:** IB78015
- **Series:** Issue Brief
- **Publication date:** 1978-06-20
## Documents
- [PDF](https://www.everycrsreport.com/files/19780620_IB78015_953ba05ce614ee3fa9072bcae67038d833e07f40.pdf)
- [HTML](https://www.everycrsreport.com/files/19780620_IB78015_953ba05ce614ee3fa9072bcae67038d833e07f40.html)
---
*AI Analytics · CC0 1.0*