Catalogues, together with some invitations to private viewings, cards and papers, relating to various one-man exhibitions of Kyffin Williams's work, 1954-2005, including those held at the Tegfryn Gallery, Menai Bridge; Oriel Môn, Llangefni; National Library of Wales; Howard Roberts Gallery, and the Albany Gallery, Cardiff; P. & D. Colnaghi, Leicester Galleries, and the Thackeray Gallery, London. A corrected typescript, [?1981], of an introduction by John Ormond to an exhibition of Kyffin Williams's work at the National Library of Wales, 1981, together with a typescript review, entitled 'Natural painter of all things Welsh', of his exhibition in the Howard Roberts Gallery, 1968, published in The Times, 16 October 1968, are included amongst the papers.