Columbia subject headings:
Harvard subject headings:
Art--Collectors and collecting--Great Britain--Correspondence.
Authors, English--18th century--Correspondence
Great Britain--History--George II, 1727-1760--Sources.
Great Britain--History--George III, 1760-1820--Sources.
Great Britain--Social life and customs--18th century--Sources.
Legislators--Great Britain--Correspondence
Nobility--Great Britain--Correspondence
Walpole, Horace, 1717-1797--Correspondence.
Princeton subject headings:
Walpole, Horace, 1717-1797.