Minutes of Executive Committee 1936-1947; Minutes of Management Committee 1875-1893; 1894-1908; 1909-1915, 1916- 1945; 1946-1997; Minutes book of the Ladies Committee, 1886; Indexed staff records including training dates, sick days, annual leave, 1957-1970
Correspondence relating to the Society's history; Minute books and papers; Financial record; Records relating to various national and international conferences; Records relating to Society fundraising events; Brochures, pamphlets, and other literature; Photographs; Promotional objects and equipment