Papers of Idris Aeron, 1931-1992, relating mainly to her equestrian and ornithological interests, including correspondence, 1948-1992; articles and letters to the press, 1931x1992; personal papers, 1941-1992, including some copies of biographical articles and autobiographical notes; diaries, 1954-1992; drawings and photographs, 1967x1981; and miscellaneous papers, 1967-1992, which include papers relating to the Society of Equestrian Artists, 1981-1992.