Althorp Papers. Vol. mmdccxxvi. Inventories of the furniture, household goods and paintings at Althorp, with shorter lists of paintings at Wimbledon House and plate at Marlborough House, belonging to John Spencer; 1746. The inventory of paintings at Althorp is printed in the Walpole Society, XLV...
Althorp Papers. Vol. mmdccxxvii. 'Catalogue of the Pictures at Althorp made in November 1802'; followed by a list of portraits and anecdotes connnected with them. The 'Catalogue' is printed in the Walpole Society, XLV, pp. 117-124.
Althorp Papers. Vol. mmdccxxviii. 'Catalogue des tableaux suisses qui sont dans la sale d'ete a Holywell', (the home of Georgiana, Countess Spencer, in St Albans, 1783-1814).