On 29 February 1760 the Court of Session found the right to the estates of the 8th Earl of Cassillis, John Kennedy (1700-1759), to be in Thomas' favour, after a competition, both for the estates and for the title of the 8th Earl of Cassilis, between William Douglas, Earl of March, and Sir Thomas.1. He was succeeded as Earl by his brother David.2
- 1. http://thepeerage.com/p2432.htm#i24319
- 2. See http://www.jamesboswell.info/content/david-kennedy-culzean-castle for further information about David Kennedy.
A neighbour of the Boswells of Auchinleck. According to the Journal of Boswell's German and Swiss Travels, Sir Thomas had "talked to JB about the pleasures of being in Italy, where he had spent three years". In his journal entry for October 17, 1764, while visiting the court of Gotha, Boswell likened Sir Thomas to the Chamberlain of that court, C. G von Helmoldt.