Althorp Papers. Vols. mmccclxxxii, mmccclxxxiii. Letters to Lady Spencer from Major Landon, Hon. Sec. of the Northamptonshire branch of The Soldiers' and Sailors' Families Association. Includes various additional papers including speeches by Lady Spencer, leaflets etc.; 1883-1903, n.d. Partly printed. Two volumes.
Althorp Papers. Vol. mmliv-mmlxiii. Papers, including printed drafts of bills, concerning domestic legislation and policies; 1874-1895. Mostly printed. Ten volumes.
Althorp Papers. Vols. mmccclxxxiv-mmcdxi. General correspondence, being mainly letters addressed to Lady Spencer.; 1851-1903. Partly French, Italian. Including some papers relating to her charity work, partly printed and typewritten. Twenty 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...
Althorp Papers. Vol. mmxxxix-mmxliii. Miscellaneous papers and pamphlets relating to Spencer's two terms as Viceroy of Ireland; 1868-1895, n.d. Partly printed. Five volumes.
Althorp Papers. Vols. mmccclxxix-mmccclxxxi. Letters to Lady Spencer from Laura Oldfield, one of the Lady Managers of the Parochial Mission Women Fund; 1865-1874. Including various papers relating to the Fund, partly printed. Three volumes.