Columbia subject headings:
Cavendish, Georgiana Spencer, Duchess of Devonshire, 1757-1806.
Harvard subject headings:
Cavendish, Georgiana Spencer, Duchess of Devonshire, 1757-1806.
Devonshire, William Cavendish, Duke of, 1748-1811--Marriage.
Great Britain--History--George III, 1760-1820--Biography.
Great Britain--Social life and customs--18th century.
Great Britain--Social life and customs--19th century.
Nobility--Great Britain--Biography
Princeton subject headings:
Cavendish, Georgiana Spencer, Duchess of Devonshire, 1757-1806.