The collection comprises general correspondence, 1944-1987; financial records, 1953-1987 including cashbooks, balance sheets, bank statements and financial correspondence; Australian Rostrum Council annual meeting records, 1938-1987 including minutes and agenda; Rostrum Zone records, 1981-1987 including correspondence from state and territory dias'; dias publications and minutes of dias meetings; and 'Speak up Australia' conference records, 1954-1989. Also includes early Rostrum records and mementos; records relating to the constitution, 1968-1978; nominations for freemanship, 1968-1979; records relating to the 'Voice of Youth' national speaking competitions, 1974-1987; and other records.