Mary was born in Casco Bay, Falmouth, Maine, per Swansea, Massachusetts Vital Records.
This appears to be the same John Blethen reported in the Swaensea, Massachusetts Town Vital Records with respect to town laws in 1770 and 1779.
Samuel Blethen came to Maine with his brother John. Samuel was a ship carpenter.
Elizabeth Perry was a relative of Commodore Perry.
Lived at Augusta, Maine
1. Swansea Vital Records indicate "Caine" spelling.
2. Hannah (Kane) Blethen Curtis was at 25 Mile Pond (Unity), Maine, in 1783 with daughter, Hannah Chase per Paul Coffin Journel. Since she was not listed with them in the 1790 Families list, she was probably deceased by that time.