Summary
The Emerald Isle made its last reported trip on December 30, 1960, and was harbored in Charlevoix for the winter.
Evidence and limits
The notice establishes a seasonal layup, not permanent retirement or a full operating schedule. It gives no return date, route log, or weather record.
Sources
- Beaver Beacon, January 1961, “Winter Is Here To Stay.”Reports that the Emerald Isle mail boat made its last trip December 30 and was harbored for the winter in Charlevoix. It does not provide the winter return date, a complete layup log, or a sailing-master report.