Althorp Papers. Vols. cclvii-cclx. Marriage settlements, mortgages, legal opinions, wills, etc., by and relating to members of the Montagu family; 1592-1798. Mostly drafts and copies. Four volumes.
Papers of the Montagu of Cowdray Althorp Papers. Vols. cclvii-cclxix. Papers relating to the family of Montagu of Cowdray, chiefly Anthony Joseph Browne, 7th Viscount Montagu, and George Samuel, 8th Viscount Montagu; 1592-1814. Acquired by the Poyntz family through Elizabeth Mary, wife of William Stephen Poyntz, and sister and heiress of the 8th Viscount. Thirteen volumes.
Althorp Papers. Vol. cclxi. Bonds of the 7th Viscount Montagu; 1754-1789. Anthony Joseph Browne, 7th Viscount Montagu: Letters and papers of and rel. to: 1754-1814.
Althorp Papers. Vol. cclxii. Rentals, inventories, valuations and accounts relating to the settlement of the estate of the 7th Viscount Montagu, and his widow, Frances, née Mackworth; 1777-1814. Anthony Joseph Browne, 7th Viscount Montagu: Letters and papers of and rel. to: 1754-1814.
Althorp Papers. Vol. cclxiii. 1. Letters concerning the reconversion of the 7th Viscount Montagu, to Roman Catholicism on his death-bed; 1787. Copies, [20th cent.?]. 2. Will of the 7th Viscount Montagu; 1787. Two copies. 3. Cheques of the 7th Viscount Montagu and his executors; 1785-1790, n....
Althorp Papers. Vol. cclxiv. 1. Correspondence, accounts, etc., concerning the financial affairs and property of the 8th Viscount Montagu, his death and the settlement of his estate; [1787?]-1795, n.d. Partly printed. 2. Cheques of the 8th Viscount Montagu and his executors; 1790-1794.