The file comprises papers relating the local opposition to the Ffos-y-Fran opencast mine in Merthyr Tydfil including a petition presented to the European Parliament..

Miscellaneous papers and circulars relating to the 1909 Budget, the Merthyr Boroughs parliamentary election, 1910, Welsh Liberal agents, the Welsh National Liberal Council, the Labour Party and the Aberdare Liberal Club, together particulars of coal raised in the Aberdare and Merthyr Tydfil districts; etc.