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. mcmxciii. Indexes to the correspondence with Hugh Law in Add. MS 76982, Earl of Selborne in Add. MS 76921 and Sir Edward Sullivan in Add. MSS 76974-76975; 1882-1885.
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.
Althorp Papers. Vol. mcmxcv. Correspondence and papers; 1869-1870. 1. Correspondence of Spencer, mostly with cabinet ministers, with a few memoranda, concerning the Irish Land Bill, 1869-1870; 1869-1870. 2. Memoranda and other papers, some in Spencer's hand, concerning various matters; 1869-18...
Althorp Papers. Vols. mcmxcv-mmii. Correspondence, mostly of Spencer, and papers relating to various issues; 1869-1889, n.d. Partly copies. Included are indexes to some sections of the correspondence, probably compiled by secretaries. Eight volumes.
Althorp Papers. Vols. mcmxcv-mmxxxvii. Administrative papers and official correspondence relating to Ireland from the four Liberal governments between 1868 and 1895, mostly from the two periods during which Spencer served as Viceroy of Ireland, 1868-1874 and 1882-1885; 1868-1895, with a few papers earlier in date. Included are autograph drafts of memoranda and letters by Spencer and copies of letters by him, a few being autograph. See also Northamptonshire Record Office, SOX84, SOX335, SOX35...