Althorp Papers. Vol. mcmliii. Indexes to correspondence with Queen Victoria (1871-1872), in Add. MSS 76830-76832, C. R. Barry in Add. MS 76979, the Duke of Cambridge in Add. MS 76846, Edward Cardwell in Add. MS 76901, the Marquis of Clanricarde in Add. MS 77112, the Earl of Leitrim and Lord Lurg...
Althorp Papers. Vol. mcmlxiii. Index to correspondence with Sir Charles Dilke in Add. MS 76924, the Marquess of Hartington in Add. MSS 76887-76900, Lord Northbrook in Add. MSS 76917-76918; 1882-1885.
Althorp Papers. Vol. mcmlxxiv. Indexes to correspondence with the Marquis of Hartington in Add. MSS 76887-76900 (18 May 1873-1874), Lord Sandhurst in Add. MS 77074 and Edward Sullivan in Add. MSS 76974-76975; 1868-1874.
Althorp Papers. Vol. mcmlxxxv. Indexes, some incomplete, to correspondence with Lord Athlumnay in Add. MS 77114, Sir H. A. Bruce in Add. MSS 76902-76903, T. H. Burke in Add. MSS 77053-77056, Viscount Castlerosse in Add. MS 77108, Earl of Charlemont in Add. MS 77112, Hugh Childers in Add. MSS 769...
Althorp Papers. Vol. mcmlxxxvi. Indexes to correspondence with Joseph Chamberlain in Add. MS 76925, the Earl of Derby in Add. MS 76922, Lord Kimberley in Add. MSS 76912-76913; 1882-1885.
Althorp Papers. Vol. mcmxcii. Indexes to correspondence with the Earl of Bessborough in Add. MSS 77101-77105 and Earl Sydney in Add. MSS 76837-76838; 1869-1874.
Althorp Papers. Vol. mcmxciv. Indexes, some incomplete, to correspondence with W.M. Johnson in Add. MS 76981, John Naish in Add. MS 76986, A. M. Porter in Add. MS 76989 and Samuel Walker in Add. MS 76988; 1883-1884.