Papers relating to Addison's family, 1934-1952, (fols. 1-134) papers relating to the death of Isobel Addison on 22 Aug. 1934, including medical charts, letters from Isobel in hospital, and letters from family and friends to Isobel; (fols. 135-441) letters of condolence to Addison, 1934, and (fols. 442-87) miscellaneous papers relating to Christopher Addison, 1938-1952, including (fols. 465-487) correspondence with Michael and Kay Addison, 1942-1951.