Letters to Thomas Lalor Cooke from various correspondents mainly re personal matters, 56 items, c. 1783-1856. Includes letter from John Ponsonby, 4th Baron Bessborough, re proposed petition from Co. Laois protestants in favour of Catholic Emancipation, Jan. 1829.

Míreanna comhchosúla

• Papers relating to the estate in County Leitrim of the Earls of Bessborough relating especially to disputes with tenants 1813-17, 18th - 19th c.
• Bishopscourt and its owners. With a pedigree of the Ponsonby family and portraits of Brabazon Ponsonby, 1st Earl of Bessborough and Rt. Hon. John Ponsonby, Speaker of the Irish House of Commons. Note by Dermot Robert Wyndham Burke, 7th Earl of Mayo.
  de réir: Ponsonby, Gerald Capt
  Foilsithe / Cruthaithe: (1915)
• Four deeds relating to leases of the lands of Brickane Co. Kilkenny between Chambre Brabazon Ponsonby of Ashgrove Co. Kilkenny and John Lalor of Long Orchard, Co. Tipperary. Aug. 20, 1788, Aug. 8, 1812, 1825, Dec. 14, 1829.
• Miscellaneous letters mainly to Thomas Lalor Cooke re State prosecutions, elections in Cos. Tipperary and Laois, heraldic and genealogical material re the Cooke and Smith families, etc., c. 1783-1866 but mainly c. 1830-1840.
• Letters to William Monsell, 1st Baron Emly from Lord Bessborough re Irish politics and railway matters, c.1879.