 Although blind, Robert was an able and intelligent man and was appointed by King George I the High Sheriff of Ross, by commission, under the great seal, dated 9 June 1725.During the risings of 1715 and 1719 his clan had done much to check the activities of the Mackenzies and other Jacobite clans.During Robert's lifetime his eldest son, Col. Robert helped bring to an end the Siege of Inverness (1715) and his second son, Cpt.