PRO 30/601880-1907Arthur James Balfour, 1st Earl of Balfour and Gerald William Balfour 2nd Earl of Balfour: Papers
Papers of A J Balfour as Chief Secretary for Ireland, March 1887 to October 1891; and of his brother G W Balfour as Chief Secretary for Ireland, June 1895 to October 1900, and as President of the Board of Trade and President of the Local Government Board, October 1900 to December 1905.