Althorp Papers. Vols. mmlxvii-mmlxxv. Miscellaneous political papers relating to various legislative issues and general political matters; 1857-circa 1910. Included are a few autograph notes by Spencer. Partly printed. Nine volumes.
Althorp Papers. Vol. mmlxvii b. Copy of the Poll for the Southern Division of Northamptonshire, 3 April 1857; 1857. Printed. Paper cover. 210 x 139 mm.
Althorp Papers. Vols. mmlxix-mmlxxiii. Autograph drafts and copies of speeches made by Spencer, with papers used for the preparation of the speeches, including notes, some autograph, and copies and extracts of speeches by other politicians; 1857-1903, n.d. A few printed papers and newspaper cuttings are included. Most of the copies are in the hand of a private secretary. Five volumes.