Is-is-fonds CA. - Administrative papers,

Council minutes, 1949-1991; AGM papers and correspondence, 1950-1986; annual reports and accounts, 1949-2004; staffing, building and organisational structure, 1961-1996; correspondence, [1876]-1981; conferences, etc., 1945-1996; museum correspondence and papers, 1952-1987; general administrative papers, 1930-1976; and miscellaneous accumulated papers, 1906-1982.