Earl of Londonderry extinct on the death of his great-grandson, the fourth Earl, in 1714. The second creation came in 1726 in favour of the soldier and politician Thomas Pitt, 1st Baron Londonderry. He had already been created Baron Londonderry in 1719 and was made Viscount Gallen-Ridgeway at the same time as he was granted the earldom, also in the Peerage of Ireland. He was the husband of Lady Frances Ridgeway, daughter and heiress of the fourth Earl of the first creation. A member of the prominent Pitt family, he was the uncle of William Pitt, 1st Earl of Chatham. His younger son,
Earl of Mornington (1766 ship) She was surveyed in 1802, possibly in Britain. Her second voyage had her sailing from Madras on 24 January 1803, reaching St Helena on 14 April, and arriving at the Downs on 28 June. Ferguson received a letter of marque on 15 October 1803. Her third voyage had "Earl of Mornington" sailing on 6 November 1803 for Madras, arriving on 16 May 1805. Notes Citations References Earl of Mornington (1766 ship) Earl of Mornington (or "Earl Mornington"), was a merchant vessel of 500 tons burthen (bm) built at Bombay Dockyard of teak and launched in 1766 or 1768. She made