sentences:  In the year 1672, THOMAS LIDDERDALE (1630-1687) then proprietor of St. Mary's Isle, mortgaged his lands by wadset, as perfected by livery of sasine, and granted possession, or right to possession characteristic of estates of freehold, to Sir David Dunbar of Baldoon (c1610–1686).The St Mary’s Isle wadset passed with Sir David’s lands, in Kirkcudbright, to his sole heir and granddaughter, Mary Dunbar of Baldoon (1677-1760) who married, in 1691, Lord The Hon.Basil Hamilton.