Correspondence, programs, background papers, notes, undated photograph of participants, file dated June 1972, June 1972 Unit ID: 13 Date: June 1972
Correspondence, reports, notes, session papers, lists of seminar members, 1968-1970 Unit ID: 1-5 Date: 1968/1970
Cuttings and pamphlets, 1925 (empty), 1928, 1929, 1932 Unit ID: 1 Date: 1925 (empty), 1928, 1929, 1932