RA Collection: People and Organisations
Mary Sackville, eldest daughter of John Frederick Sackville, 3rd Duke of Dorset; married Other-Archer, 6th Earl of Plymouth, who died in 1833; in 1839 she married William Pitt Amherst, 1st Earl Amherst of Arracan (1773-1857).
Born: 1792
Died: 1864