Letters, 1847-1873 and n.d., from Henry Griffiths of Brecon, Liverpool and Bowden, mainly relating to education in Wales and to the proposed Normal School at Brecon. One letter, 1854, contains adjudications in both Welsh and English by Griffiths on essays submitted for competition at an eisteddfod (see also a letter, 1854, relating to the adjudications), while another, 1862, to William Roberts, tutor at Brecon Independent College, relates to Griffiths's application for the Theological Chair at Carmarthen Presbyterian College.
Also included is a letter, 1889, from Samuel Job of Illinois; a letter, 1906, from Hugh Williams ('Hywel Cernyw') at Pontypridd; and a letter, 1928, from Caleb Lewis at Blaina, Monmouthshire. The last two letters relate to the Welsh periodicals of the time.

Papurau'n ymwneud â Rhieni dros Addysg Gymraeg, 1963-1988, yn cynnwys copïau o gofnodion, 1963-1988, y Cyfarfodydd Cyffredinol Blynyddol a chofnodion y Pwyllgor Gwaith; adroddiadau blynyddol, 1984-1988; copi o gyfansoddiad y grŵp a luniwyd yn 1983; gwahanol adroddiadau a baratowyd gan y grŵp, 1983-1988; ac adroddiadau a baratowyd gan bwyllgorau sir y mudiad, 1981-1987. = Papers relating to Rhieni dros Addysg Gymraeg1963-1988, including copies of minutes, 1963-1988, of the AGMs and the executive committee minutes; annual reports, 1984-1988; a copy of the group's constitution prepared in 1983; various reports prepared by the group, 1983-1988; and reports prepared by the movement's county committees, 1981-1987.

Papurau ychwanegol gan gynnwys papurau'r Gynhadledd Flynyddol, 1983-1987; cyfrol yn cynnwys cyfansoddiad 'Undeb Rhieni Ysgolion Cymraeg', a chofnodion cyfarfodydd, 1963-1982; a papurau Taflen 'Holi ac Ateb'. Nid yw'r papurau hyn wedi eu catalogio eto.

Papers of Trevor Lovett, 1943-1980, relating mainly to secondary education, including personal papers 1944-1970; papers relating to Holyhead County Secondary School, 1949-1971; papers relating to secondary education in Anglesey, 1959-1980; press cuttings relating mainly to comprehensive education, 1945-1975; together with other papers relating to comprehensive education in England and Wales, 1962-1976, and miscellaneous papers, 1943-1969.

Papers of Tom Owen, HMI, of Aberystwyth, Cardiganshire, 1898-1966, mainly relating to his career in education, including inspector's reports on schools in Montgomeryshire, 1946-1950; reports on St. David's College, Lampeter, Cardiganshire, 1907-1945; and personal papers, 1898-1966.

Records accumulated by Dr John Herbert, 1968-1984, comprising Welsh Secondary Schools Association records, minutes and papers, 1968-1984; and Headmasters' Association and Secondary Heads Association minutes, correspondence, discussion papers and related material, 1969-1984.

Papers of Victor Hampson-Jones, 1881-1975, comprising lectures and speeches, 1966-1973, teaching notes, radio scripts, 1966-1975, material relating to lawsuits and tribunals involving trades union members, 1960-1975, material relating to Undeb Cenedlaethol Athrawon Cymru, 1953-1972, and personal and family papers, 1881-1973.

Papurau T. Ll. Stephens, 1928-1959, yn cynnwys yn bennaf cyfansoddiadau llenyddol, a hefyd papurau'n ymwneud ag addysg, addysg ddwyieithog a Dewi Emrys, ynghyd a grŵp bach o lythyrau a phapurau eraill Dewi Emrys,1940-1953 = Papers of T. Ll. Stephens, 1928-1959, mainly comprising his literary compositions, and also including papers relating to education, bilingual education and Dewi Emrys, together with a small group of letters and other papers, 1940-1953, of Dewi Emrys.

An extract from the minutes of the Council of the University College of Wales, 30 June 1870, relating to an interview between Henry Richard and W. E. Gladstone on the subject of an Exchequer grant to the College (item 1); and a draft (or copy) of a letter, 4 July 1883, from Henry Richard (item 2) and of a statement on intermediate education in Wales, signed by nearly all the members of Parliament for Welsh constituencies, to be sent to Mr Gladstone (item 3).

Records of the National Curriculum History Committee for Wales, 1978-1995, including papers relating to the establishment and subsequent meetings of the National Curriculum History Committee for Wales, 1989-90; minutes, agenda, reports and articles for discussion at various meetings of the National Curriculum History Working Group, 1989, the History Development Group, 1990, The Historical Association, 1986-89, and the Association of History Teachers in Wales, 1988-9; copies of a WJEC report and examination papers, 1986-93; papers relating to assessment by the School Examinations and Assessment Council, 1989; correspondence from MPs and others, 1988-91; miscellaneous articles, reports, press cuttings and papers relating to teachers' conferences, 1978-93; and printed material on the teaching of history in Welsh schools, 1979-95.

Press cuttings relating to Wales and Welsh culture, such as religion, politics, literature, music, education, St. David's Day celebrations and the Eisteddfod Genedlaethol, individuals, and the National Library of Wales [1895]-[1939].

Addresses by Philip Thomas entitled 'Beth fedr yr Ysgol Sabbothol ddysgu oddiwrth yr Ysgol ddyddiol?' and 'Y dull goreu o gyfranu addysg i blant'.

A notebook containing three addresses in Welsh by Philip Thomas entitled 'Braslun o Hanes Caniadaeth Grefyddol yn Nghymru' (f. 1-9 verso), 'Y dull goreu o gyfranu addysg i blant' (ff. 10-14 verso), and 'Holi' (ff. 15-21), delivered to Cymanfa Gerddorol Methodistiaid Dosparth Castellnedd, Good Friday, 1891, Cyfarfod Daufisol Ysgolion Sabbothol Methodistiaid Castellnedd at Fforest, Aberdulais, January 1891, and Cyfarfod Daufisol Castellnedd at Bethlehem Green, 7 May 1893, respectively; and 'The Laws of Questioning', notes taken from a work by Dr Vincent (ff. 22-24 verso).

A statement on 'The position of the Teachers in relation to Examinations' for a Central Welsh Board Conference, 1915.

Records of the Association of Welsh Local Authorities, 1928-1976, including minutes of annual meetings, 1952-1973; minutes of council meetings, 1952-1973; cash books, 1958-1973; administration papers, 1953-1976, papers relating to the withdrawal of railway services in Wales, 1962-1970; and subject files, 1952-1974, relating the interests and activities of the Association, such as water resources, transport, education, and the Welsh economy.

Papers of D. A. Thomas, Viscount Rhondda, including letters to D. A. Thomas on political matters such as working conditions in the mining industry, education, church disestablishment, and the temperance movement, 1891-1910 (mainly 1891-1895); drafts and copies of letters from D. A. Thomas on similar subjects, 1891-1895; miscellaneous letters, 1893-1895; subject files, 1874-1917, on the coal industry, including the Cambrian Navigation Collieries, the Mining Association of Great Britain, the South Wales Liberal Federation, temperance and disestablishment; scrapbooks of press cuttings, 1894-1927, relating to Cymru Fydd, D.A Thomas, Merthyr politics and Keir Hardie, the Lusitania, and Lady Rhondda; miscellaneous items, 1897-1934, including genealogical material and congratulatory addresses to D.A.T.; circulars and memoranda.