File contains Gwynfor Evans' election addresses and posters for the 1966 Carmarthen by-election, along with an official notice of poll, copies of congratulatory telegrams from Saunders Lewis and Lewis Valentine and a copy of congratulatory letter from D. J. Williams.

Series contains material relating to Gwynfor Evans' election campaigns in the Carmarthen Constituency from 1966 to 1979 along with some material from earlier elections and press coverage.

File contains Gwynfor Evans' election addresses for the campaign in the Carmarthen constituency for the October 1974 General Election.

File contains Gwynfor Evans' election addresses, and those of Roger Thomas, the Labour Party candidate for the 1979 General Election campaign in the Carmarthen constituency.

File contains copies of Gwynfor Evans' election addresses for the 1970 General Election in the Carmarthen constituency.

File contains Gwynfor Evans' election addresses, flyers and stickers for the campaign in the Carmarthen constituency for the February 1974 General Election. The file also contains a hand drawn graph comparing the level of support of Plaid Cymru, the Labour, Conservative and Liberal parties in the constituency between 1959 and 1970.