In 1754 Mackay was returned unopposed for Sutherland. James St. Clair, who had represented Sutherland 1736-47, wrote to James Oswald, 26 Jan. 1754:
He died 25 June 1782.
In 1754 Mackay was returned unopposed for Sutherland. James St. Clair, who had represented Sutherland 1736-47, wrote to James Oswald, 26 Jan. 1754:
He died 25 June 1782.