Althorp Papers. Vol. mmdccxxxii. Views of Cowdray; drawings and watercolours by T. C. Dibden. The views show both the interior and exterior of the house; 1842.
Althorp Papers. Vols. mmdccxxxiv a-f. Six copies of the Catalogue of Pictures at Althorp, [compiled by David Morton], privately printed; 1851. The first three copies have the Catalogue of the China at Althorp (1857) bound in. All have MS notes and the first includes photographs of some of the portraits.
Althorp Papers. Vol. mmdccxxxvii. Notes by Frederick, 4th Earl Spencer, concerning the subjects of some of the portraits at Althorp; 19th cent. includes: ff. 47v-52v Edward Bruce, 2nd Baron Kinloss: Correspondence with T. Sackville, Lord Buckhurst: 1613: Copies.