The series comprises mainly electoral ephemera, letters, minutes and information relating to General, European, County Council and Assembly Elections with which the Rev. Roger Roberts was involved, especially the Liberal Party in the Conwy Parliamentary Constituency, 1950-1999. Files 1/8-1/15 comprise election ephemera, mostly from north Wales and several political parties 1945-2015.

The series comprises mostly newspaper cuttings, 1929, 1950-1986, relating to the Liberal Party, particularly in the Conwy Constituency.