Alumni Oxonienses: the Members of the University of Oxford, 1715-1886/Ponsonby, Frederick, Viscount Duncannon
Ponsonby, Frederick, Viscount Duncannon, 1s. William, Earl of Bessborough. Christ Church, matric. 27 Oct., 1774, aged 16; created M.A. 22 April, 1777, and also D.C.L. 30 April, 1779, 3rd Earl of Bessborough, M.P. Knaresborough 1780-96, a lord of the Admiralty, died 3 Feb., 1844. See Foster's Peerage.