Letter to Mid Rhondda Co-operative Society from Co-operative Insurance Society regarding termination of collective life assurance scheme on 31 Dec 1971, 29 Oct 1971 Includes Information about collective life scheme for Mid-Rhondda, Treorchy, Ynysybwl, Briton Ferry and Aberdare Co-operative Societies, [c1971] Letter to Rhondda Co-operative Society Limited from Co-operative Insurance Society regarding intended termination of collective life scheme, 27 Aug 1971 Notices about collective life assurance scheme, [c1970s] 'Death Grant and other National Insurance matters arising on a death', Department of Health and Social Security, 1969 Letter to the membership from Aberdare and District Co-operative Society regarding termination of collective life assurance scheme, 6 Oct 1971 1969-1971