Papers, 1974-1984, of the Council for the Principality, including: consultation documents and other papers on legislation and government policy, including environment, food, transport, housing and public health, 1976-1983; minutes and correspondence of the Council, 1974-1984, including correspondence with other bodies; and Welsh Consultative Council on Local Government Finance minutes and correspondence, 1978-1982.

Minutes of the meetings of the Council, 1949-1959; memoranda, reports and notes deriving from the activities of the Council, 1949-1959, together with subject files covering regional devolution, trade at the south Wales ports, transport services in Wales, employment and the repopulation of the rural areas, a Welsh Television Service, functions exercised by the Welsh Office, and the Welsh economy.