One hundred and twenty-four autograph letters, 1959-1974, from painter-poet David ('Dafydd') Jones, all addressed to Valerie ('Elri') Wynne-Williams (née Price), with the exception of two to her husband Michael ('Mihangel') (ff. 54, 112-113) and one to them both (ff. 55-56), discussing a variety of topics including his, and her, health and living conditions, his work, his friends, the Welsh language and Welsh history and politics. Some letters are illustrated with coloured pencil, pen and ink drawings, mainly of animals and flowers (ff. 8, 32, 33, 45 verso, 46 verso-47, 48 verso, 76, 103, 104 verso, 152), inscriptions (ff. 9, 34, 124 verso, 128, 136 verso) and sketch maps of Harrow (ff. 143, 144).
There are references throughout to friends and correspondents including Saunders Lewis (ff. 2-11 passim, 42-188 passim), Harman Grisewood (ff. 4-192 verso passim), René Hague (ff. 42 verso-187 passim), David Blamires (ff. 160, 186, 190 verso, 192), Louis Bonnerot (ff. 123, 186 verso), Tom Burns (ff. 13, 14 verso, 48, 64 verso, 68 verso, 77, 85 verso, 86 verso, 89 verso, 110, 116, 140 recto-verso, 188 verso), Douglas Cleverdon (ff. 68 verso, 160 verso, 162, 163 verso, 187), Aneirin Talfan Davies (ff. 9 verso, 11, 14 verso, 16, 33 verso, 63 verso, 71 verso, 123, 124, 128, 129 verso, 154 verso, 162), Clarissa Eden (f. 107 verso), T. S. Eliot (ff. 51 recto-verso, 62 verso, 67 verso, 69 verso, 71, 73, 74, 85), Gwynfor Evans (ff. 29 verso, 31, 131-192 verso passim), Illtud Evans (f. 6, 11 recto-verso, 37, 46 verso, 57, 61), Arthur Giardelli (ff. 150, 151 verso, 171 verso, 186), Eric Gill (ff. 45 verso, 66, 67 verso, 68 verso, 121), Stanley Honeyman (ff. 84, 140, 154 verso, 159 verso), Morag Owen (ff. 59, 98, 140), Catherine Rousseau (née Ivainer) (ff. 36 verso-127 passim), Stephen Spender (ff. 81 verso-82, 83 verso, 91), Bill Stevenson (f. 158 verso) and Helen Sutherland (ff. 68, 97 verso, 157). There are also occasional references to Desmond Chute (f. 120 verso), Idris Foster (ff. 60 verso, 63 verso), Philip Jones Griffiths (ff. 1, 131), David Lloyd George (ff. 108 verso-109, 127 verso), Megan Lloyd George (ff. 18 verso, 20, 21-22), J. D. Innes (f. 49 verso), Augustus John (f. 85 verso), Alun Oldfield-Davies (ff. 37, 77), Tristram Powell (ff. 142 recto-verso, 144), Caradog Prichard (ff. 19 verso, 77, 108), Kathleen Raine (f. 59 verso), Keidrych Rhys (ff. 6 verso, 8, 9, 16, 30 verso, 36 verso), Meic Stephens (ff. 171, 175), Vernon Watkins (ff. 47, 128 verso), D. J. Williams (f. 106 recto-verso), Kyffin Williams (ff. 49, 63, 77) and R. O. F. Wynne and his family (ff. 61, 62, 63, 64 verso, 67 verso, 81, 94 verso, 96 verso¸ 98, 130 verso), and brief reminiscences of his experiences during the First World War (ff. 70 recto-verso, 76, 79 recto-verso, 108 verso-109, 130 recto-verso, 151 verso, 164). Also included is a copy of his letter, dated 10 August 1959, to Megan Lloyd George (f. 21; for her reply see NLW, David Jones (Artist and Writer) Papers CT3/3, f. 247); cuttings of letters to the Times by David Jones, Valerie Price and others, 1958 (ff. 193-196); and a copy of a 1959 photograph of the two by Philip Jones Griffiths (f. 197). The letter of 23 September 1973 (ff. 178-179 verso) was published under the title 'Yr Iaith' in Planet, 21 (January 1974), 3-5.

Letters, newspaper cuttings, notes, pamphlets and periodicals, typescripts, reports, volumes of parliamentary debates, and other papers of James Griffiths relating to the following: the coal industry and the South Wales Miners' Federation, 1912-1967; the Labour Party, 1919-1975; the Central Labour College, 1919-1922; National Insurance, 1931-1954; the Colonies, 1939-1972; his work as Secretary of State for Wales, 1964-1966; papers relating to Welsh affairs including devolution, the Welsh Reconstruction Advisory Council, education and local government reorganization, 1935-1975; constituency affairs, 1937-1969; overseas visits, 1936-1968; the Nigeria-Biafra War, 1968-1970; papers relating to his autobiography Pages from Memory, including letters from Gwilym Prys Davies and others, 1961-1969, notebooks, [1960s], typescripts, [1964]-1969, and cuttings of reviews, 1969; unpublished reminiscences, 1955-1974; notes and typescripts for lectures and speeches, 1940-1971; typescripts of broadcasts by Griffiths, 1937-1967; typescripts of articles and reviews, 1940-1974; newspaper cuttings, 1919-1974; and other miscellaneous personal matter, [1930s]-1975; and papers relating to Mrs Silyn Roberts, 1897-1954.

The first of three volumes containing some one hundred and eighty-eight letters, 1856-1888, addressed to Henry Richard and dealing particularly with politics, the peace movement, education and other affairs in Wales.
The correspondents include Sheldon Amos (Sydney, New South Wales), Henry Austin Bruce, first baron Aberdare, Elihu Burritt (New Britain, Conn.), Josephine E. Butler, Sydney Charles [Buxton], earl Buxton, Estlin Carpenter, Joseph Chamberlain, F. W. Chesson, J. J. Colman (Norwich), Leonard Courtney, John Stewart [Gathorne-Hardy], second earl of Cranbrook, Henry W. Crosskey, R. W. Dale, Edward Henry [Stanley], fifteenth earl of Derby, Charles W. Dilke, L. L. Dillwyn, George Dixon, Henry T. Edwards (dean of Bangor), Lewis Edwards (Bala) and Thomas Charles Edwards (Aberystwyth).

Over two hundred letters, 1898-1915, and related papers, [c. 1904]-[c. 1919], of David Lloyd George, 1st earl Lloyd George of Dwyfor. The bulk of the correspondence is addressed to Lloyd George but there are also a few notes in Lloyd George's hand. Most of the letters relate to Welsh affairs, and in particular to the Disestablishment question and the contentious Welsh Church Commission, 1906-1907; other subjects include education, the investiture of the Prince of Wales, 1911, and the First World War. For the most part the correspondents are Welsh politicians and public figures; there are also letters from the 1st earl of Halifax (1) 1914, Randall Davidson, archbishop of Canterbury (1) 1906, and Herbert Gladstone (2) 1907-1910. The main correspondents are A.G. Edwards, bishop of St Asaph (5) 1906-1915, Sir Francis Edwards, MP (18) 1903-1915, Sir Samuel T. Evans, MP (6) 1907-1908, Sir Henry Jones (8) 1906-1907, Sir J. Herbert Lewis, MP (5) 1906-1907, Sir J. Herbert Roberts, MP (9) 1906-1907, and W. Llewelyn Williams, MP (21) 1906-1915.

The third of three volumes containing some one hundred and eighty-eight letters, 1856-1888, addressed to Henry Richard and dealing particularly with politics, the peace movement, education and other affairs in Wales.
The correspondents include Sir Wilfrid Lawson, Leone Levi, W. F. Maitland, John Matthews (Aberystwyth), Edward Miall, Sir George Osborne Morgan, Samuel Morley, Sir Lewis Morris, William Morris (Kelmscott), A. J. Mundella, Thomas Nicholas, R. Barry O'Brien, Sir Hugh Owen, Frédéric Passy, Auguste Pierantoni, Lyon Playfair, Sir Henry Ponsonby, J. H. Puleston, Alexander Raleigh, Stuart (afterwards baron) Rendel, James H. Rigg, Sir Owen Roberts, Lady Frances Russell, G. W. E. Russell, Pietro Sparturo (Naples), John Poyntz [Spencer], fifth earl Spencer, Herbert Spencer, Edward Lyulph [Stanley], fourth baron Stanley of Alderley and fourth baron Sheffield, W. Co[w]per Temple, J[ohn] Thomas (editor of Y Tyst Cymreig), Jos[eph] Thompson, G. O. Trevelyan, Cypri[e]n Valton (Turin) and J. Carvel Williams.

The second of three volumes containing some one hundred and eighty-eight letters, 1856-1888, addressed to Henry Richard and dealing particularly with politics, the peace movement, education and other affairs in Wales.
The correspondents include Henry Fawcett, (Mrs) M. G. Fawcett, Dudley Field, Hugh Fielden, Lord [Edmond] Fitzmaurice, W. E. Forster, W. H. Fremantle, Joseph F. B. Frith, Thomas Gee, H. M. Milner Gibson, J. H. Gladstone, W. E. Gladstone, Granville George [Leveson-Gower], second earl Granville, John Griffith (Y Gohebydd), Lord Richard Grosvenor, first baron Stalbridge, George Hadfield, John Hampden (Croydon), Sir William Harcourt, H. D. Harper (Jesus College, Oxford), Thomas Harris, Arthur Hobhouse, Alfred Illingworth, Basil M. Jones, J. Viriamu Jones and Michael D. Jones.

A roughly-bound composite volume of notebooks in the hand of J. H. Davies containing extracts and transcripts from seventeenth and eighteenth century public records relating mainly to Cardiganshire and taken especially from Gaol Files, 1732-69 (among them 'Quotations sent to Welsh Gazette' with captions in the hand of George Eyre Evans); and copious extracts and transcripts of seventeenth century Welsh Puritan and Quaker interest, including material from Merioneth Gaol Files, temp. Charles II, notes and extracts on 'Personalia' (with similar material relating to Dafydd ap Gwilym etc.); an extensive list of titles of, with extracts from, printed books and Acts of Parliament, a list of Members of Parliament for Welsh constituencies, 1640-60 (Cardiganshire from 1624), transcripts from Thomas Shankland, '"Diwygwyr Cymru" Beriah Gwynfe Evans', Seren Gomer 1901, passim, etc. There is a classified index at the end of the volume.

A manuscript volume, [1747x1748], written by an unidentified scribe, entitled 'A Catalogue of the Representatives in Parliament for the Counties & Boroughs In Wales From the first returns of them A[nn]o 1542 to this present Parliament Conven[e]d A[nn]o 1747' (f. 4), listing the Members of Parliament of all county and borough seats in Wales, with the exception of Monmouthshire and Monmouth (ff. 5-62).
The seats are listed alphabetically by county with MPs then listed chronologically by monarch and regnal year; the Parliaments of the Commonwealth and Protectorate periods are omitted.

Papers, 1889-1988, of Ben G. Jones, including academic notes, 1932-1935; personal letters, 1942-1968; political papers, 1935-1985; correspondence relating to politics in Merionethshire, 1963-1967; press cuttings, 1958-1963, printed material relating to the four main political parties in Wales, 1949-1966; papers relating to the Honourable Society of Cymmrodorion, 1939-1988; minute book, 1889-1909, of the London Welsh Mutual Improvement Societies' Union; papers deriving from the compilation and publication of the Dictionary of Welsh Biography, 1953-1986; papers relating to his public life, 1968-1984, including the Kilbrandon Commission, 1936-1969, the BBC, 1968-1978, UCW Aberystwyth, 1968-1985, and the Agricultural Land Tribunal, 1980-1984; minute book, 1889-1909, of the London Welsh Mutual Improvement Societies' Union; and papers relating to the status of the Welsh language and to teaching and broadcasting through the medium of Welsh, 1965-1987.

A notebook in the hand of J. H. Davies containing a lecture, with revisions, on 'the Welsh Revolution in the 17th Century', i.e. religious and political developments in Wales during the Commonwealth and Restoration periods.

Papers, 1968-2006, of the Reverend David Morris relating to his interests in political and social issues, his career as MEP for Mid and West Wales, and later MEP for South Wales West, and his work as a Presbyterian minister.

Miscellaneous papers and correspondence of the families of Jones and Panton of Plas Gwyn, Price of Derwen, John Jones, dean of Bangor, and Evans of St. Asaph, [17 cent.]-1764, with transcripts of two earlier documents (a precept from Llewelyn ab Iorwerth to Madog ap Maelgwn and others, to protect the property of Walter Corbet in Rotelincope and Cotes, Shropshire, and a statement, 1461, of the privileges of Dinmael). The papers include a pedigree of Price of Derwen, 1681; a list of presents to William Jones of Pentraeth when sheriff of Anglesey, 1694; a list of the children of Rowland Jones (d. 1699); correspondence between John Jones, dean of Bangor, and Lady Bulkeley, 1696, Owen Lloyd, Rowland Jones, and Lord Bulkeley, 1710; minutes of general meetings for assessments at Llangefni, 1699-1710; particulars of land near Rhuddlan; a statement by Robert Lloyd of the misdemeanors of David Middelton; a statement on the government of Wales; a memorial by John Price of Derwen concerning lands in the lordship of Ruthin; letters from John Price of Llwyngwern to his son John Price of Derwen, 1703-1706, and letters from J. Vaughan, Kefnbodig, 1710, John Ellis of Bodlew, 1716, and William Wynne of Ruthin, 1717; advice by Humphrey Humphreys to Robert, Lord Bulkeley; correspondence of William Jones, recorder of Beaumaris, including a letter from Cadwaladr Williams (concerning the funeral of Lord Bulkeley, 1724); counsel’s opinion on the will of Richard Anwyl, 1704; a warrant and instructions to Edward Griffith of Bagillt concerning the impressing of seamen in North Wales, 1706; particulars of ships to be employed under Sir Robert Maunsfield against pirates, 1707; papers relating to a memorial against the demolition of Beaumaris Castle and other actions by Lord Bulkeley, 1709; correspondence between Lord Bulkeley and John Evans, bishop of Bangor, 1710; correspondence of Thomas Evans, vicar of St. Asaph, including letters from John Wynne, bishop of St. Asaph, 1716-1727, Sir John Price, Newtown, 1729-1730, Hugh Ffoulkes, Chester, 1726, Ken. Eyton, 1728, Francis Hare, bishop of St. Asaph, 1730-1731, and Thomas Tanner, bishop of St. Asaph, 1733; directions for the study of law by Justice Reaves and Nathaniel Cole, 1736; particulars of the estate of James, Lord Bulkeley, to be sold, 1747; an inscription on the tomb of Henry White of the Friars (d. 1728); a record of ships at Beaumaris, 1755, 1757-1758; a copy of an Act of Parliament confirming the patent of the Skerries Lighthouse to William Trench, 3 Geo. II; correspondence, 1759, between Paul Panton and Lewis Lloyd, Charles Pigot, Captain Hill, and Thomas Myddelton, Prescot, and an account of coal consumed at the lighthouse; papers relating to the career of Paul Panton: admission to chambers at Lincoln’s Inn, 1748, call to the bar, 1749, and statement of fees received, 1751-1752; a letter from George Prescott [?re Paul Panton], 1748; a letter from J. Mostyn concerning Talargoch, 1761; papers relating to the preferments of Evan Evans (Ieuan Fardd): licence and declaration of conformity as curate of Manavon, 1754, letters testimonial to the Bishop of Bangor and a letter from John Morgan, 1758, letters testimonial to the Bishop of St. Asaph, and letters relating to his curacy at Llanfair Talhaiarn, 1761, and a letter from S[amuel Squire], bishop of St. Davids, 1764; a letter from Tho[mas Herring], bishop of Bangor, to the Chancellor relating to the election of a Master of Beaumaris School, 1740; a copy of a letter from John Price of Buckland to Mrs. Bostock, 1748, asking her to use her powers to raise his wife from the dead; a letter from William Lewis, Llysdulas, to Sir William Irby, 1749; a letter from Edward Orme to [?Paul Panton], 1757; and miscellaneous papers relating to legal proceedings.

Miscellaneous essays and poems by John Davies, including 'Llethi: Afonig Llanarth Ceredigion: yn cynnwys Cofion boreu ac Adfyfyrdodau', 1863; 'Ar weled Adar yn codi ac yn disgyn o'm blaen ar ffordd Crook, Llanfyrnach, ar gurwlaw trwm, Medi 15, 1864'; 'Canu Da', 1863; 'Addysg Teuluaidd'; school exercise books of John Davies, 1822-1823; notes on ecclesiastical history; 'Translations of the Bible'; 'Canu'; 'Y Ddiaconiaeth a Threth y Llyfrau'; 'Y manteision a ddeilliant i Gymru oddiwrth ei Hundeb dan goron Lloegr'; an obituary notice of the Reverend John Williams of Bullocksmith, Cheshire; 'Dilanwadau Dwyfol', 1832; and poems and prayers by William Richards, Llanwinio, 1841-1847.

Papers, correspondence and press cuttings relating to Ireland, 1926-1978; Plaid Cymru, 1929-1965; Welsh political, economic and social affairs, 1931-1962; Pantybeiliau Folk School, 1933-1938; world economics, socialism and communism, 1934-1951; and Brittany, 1946; and personal papers, including correspondence, 1924-1978, diaries, 1921-1979, and academic papers, 1922-1946.

Transcripts of 'A Dialogue of the praesent Government of Wales ... 1594' (from British Museum Harleian MS. 141) and of Cruell Laws against Welshmen (from Phillipps MS 21769 at the Cardiff Public Library) by George Owen (see The Description of Pembrokeshire, Part III. pp. 1-126).