Showing 19 results

Papurau o eiddo J. Dyfnallt Owen neu a grynhowyd ganddo, 1863-1956, yn cynnwys pregethau; nodiadau bywgraffyddol ar weinidogion anghydffurfiol; llythyrau a phapurau eraill yn ymwneud ag achos yr Annibynwyr, 1863-1953; llythyrau amrywiol pellach, 1878-1956, rhai ohonynt yn cyfeirio at yr Orsedd yn Llydaw a Chernyw; dyddiaduron, 1897-1956; cyfraniadau ar gyfer eu cyhoeddi yn Y Tyst, etc., 1923-[1953]; sgriptiau radio, 1931-1955; pregethau, 1919; torion o'r wasg, [1872]-1954; dyddlyfrau taith, a nodiadau ar bynciau hanesyddol a llenyddol, 1901-1953. = Papers of and accumulated by J. Dyfnallt Owen, 1863-1956, including sermons; biographical notes on nonconformist ministers; letters and other papers concerning the Independent cause, 1863-1953; further miscellaneous letters, 1878-1956, some of which refer to the Gorsedd in Brittany and Cornwall; diaries, 1897-1956; contributions for publication in Y Tyst, etc., 1923-[1953]; radio scripts, 1931-1955; sermons, 1919; press cuttings, [1872]-1954; travel journals, and notes on historical and literary subjects, 1901-1953.

Papurau Wil Ifan, 1896-1982, yn cynnwys llythyrau ato, 1902-1966, ac oddi wrtho at ei deulu, 1915-1966; gweithiau cyhoeddedig a barddoniaeth a rhyddiaith, yn Saesneg yn bennaf, yn cynnwys nodiadau, [1920]-1956; pregethau, 1921-1933; dyddiaduron, 1900-1947; sgriptiau radio, 1952-1963; a chopïau o Celt a olygwyd gan Dan Evans, 1896-1897. = Papers of Wil Ifan, 1896-1982, including letters to him, 1902-1966, and from him to his family, 1915-1966; published works and poetry and prose, mainly in English, including notes, [1920]-1956; sermons, 1921-1933; diaries, 1900-1947; radio scripts, 1952-1963; and copies of Celt, edited by Dan Evans, 1896-1897.

Hefyd yn cynnwys astudiaeth Shirley Wynne Vinall, 2019, wedi ei argraffu a’i rwymo yn ddwy gyfrol, o 'Llyfr yr Achau' gan 'Wil Ifan', yn cynnwys detholiadau o lyfr nodiadau ei thaid ar hanes ei deulu, gwybodaeth am deuluoedd ei fam a’i dad yn Sir Gaerfyrddin, Cwmafan a Sir Aberteifi, a theulu ei wraig Nesta Wyn Edwards, Dolgellau, ynghyd â phennod ychwanegol gan y rhoddwr ar ei yrfa a’i ysgrifau. Ceir hefyd gopi llawysgrif o’r emyn "O Jesu, King most wonderful", a gyfieithwyd gan y Parch. E. Caswall, gyda cherddoriaeth gan B[ertram] J. Orsman, 1946, wedi’i lofnodi a’i gyflwyno gan y cyfansoddwr i’r Parch. W. Evans ('Wil Ifan'). = Also includes a study by Shirley Wynne Vinall, 2019, printed and bound in two volumes, of 'Llyfr yr Achau' by 'Wil Ifan', including extracts from her grandfather’s notebook on his family history, and containing information about his maternal and paternal families in Carmarthenshire, Cwmavon and Cardiganshire, and the family of his wife Nesta Wyn Edwards, Dolgellau, together with an additional chapter by the donor on his career and writings. Also included is a manuscript copy of the hymn "O Jesu, King most wonderful", translated by Rev. E. Caswall, with music by B[ertram] J. Orsman, 1946, signed and presented by the composer to the Rev. W. Evans ('Wil Ifan').

Papurau a roddwyd Hydref 2022: gweler y disgrifiad dan y Gyfres ychwanegol.

Papurau W. J. Gruffydd,[1903]-[1952], yn cynnwys drafftiau o erthyglau'n ymwneud â'r Mabinogi; nodiadau darlith ar gyfer ei gyrsiau Cymraeg yng Ngholeg Prifysgol Cymru, Caerdydd; nodiadau darlithoedd ac erthyglau eraill; sgyrsiau a darlledwyd gan y BBC; personalia; a grŵp sylweddol o ohebiaeth oddi wrth ffigurau llenyddol blaenllaw = Papers of W. J. Gruffydd, [1903]-[1952], including drafts of articles relating to the Mabinogi; lecture notes for his Welsh courses at University College of Wales, Cardiff; other lecture notes and articles; BBC broadcast talks; personalia; and a substantial group of correspondence from notable literary figures.

Papurau Undeb Cymru Fydd, yn cynnwys cofnodion, 1939-1966, gohebiaeth, 1944-1955, a chofnodion eraill y Cyngor, 1945-1963; papurau'n ymwneud â Phwyllgor Amddiffyn Diwylliant Cymru a ffurfio Undeb Cymru Fydd, 1939-1942; cofnodion a phapurau'r Pwyllgor Gwaith, 1943-1969; cofnodion ariannol, 1939-1970, yn cynnwys papurau'r Pwyllgor Ariannol, 1957-1966; cofnodion yn ymwneud â Phwyllgor Cronfeydd Deddf yr Eglwys yng Nghymru, 1953-1970; papurau'n ymwneud â'r Pwyllgor Llyfrau a chyhoeddiadau gan gynnwys Yr Athro a' calendr, 1944-1970; papurau Pwyllgor y Merched a Llythyr Ceridwen, 1955-1969; cofnodion amrywiol ganghenau, 1940-1956; papurau'n ymwneud â'r cynadleddau blynyddol, 1939-1964; papurau a gohebiaeth gyffredinol o'r brif swyddfa, 1941-1970; papurau, 1942-1948, a chofnodion, 1943-1947, Cyd Bwyllgor Undeb Cymru Fydd a'r Eglwysi; torion o'r wasg, 1939-1952; atebion i holiadur 'Ymchwil Undeb Cymru Fydd i Gyflwr Bywyd Cymdeithasol Cymru', 1943; papurau'n ymwneud ag ymgyrch Senedd i Gymru, 1950-1957; papurau'n ymwneud â materion ynglŷn â'r cyfryngau ac ymgyrchoedd, 1945-1963; papurau ynglŷn â'r iaith Gymraeg, yn enwedig mewn perthynas ag addysg, 1947-1964; papurau'r Pwyllgor Addysg, 1944-1963; papurau'n ymwneud ag Eisteddfodau Cenedlaethol, 1947-1968; papurau'n ymwneud â meddiannu tir gan y llywodraeth (Mynydd Epynt, Tryweryn, a thiroedd eraill) ac ynghylch dŵr, 1940-1958; copïau o Cofion Cymru, 1941-1946; copi llawysgrif y gyfrol Undeb Cymru Fydd 1939-1960 (1960) gan T. I. Ellis; a llythyrau at Ymddiriedolaeth Undeb Cymru Fydd. = Papers of Undeb Cymru Fydd, including minutes, 1939-1966, correspondence, 1944-1955, and other records, 1945-1963, of the Council; papers relating to Pwyllgor Amddiffyn Diwylliant Cymru and the formation of Undeb Cymru Fydd, 1939-1942; minutes and papers of the Executive Committee, 1943-1969; financial records, 1939-1970, including papers of the Financial Committee, 1957-1966; records relating to the Welsh Church Act Funds Committee, 1953-1970; papers relating to the Books Committee and publications including Yr Athro and the calendar, 1944-1970; papers of the Women's Committee and Llythyr Ceridwen, 1955-1969; records of various branches, 1940-1956; papers relating to the annual conferences, 1939-1964; general papers and correspondence from the main office, 1941-1970; papers, 1942-1948, and minutes, 1943-1947, of the Joint Committee of Undeb Cymru Fydd and the Churches; press cuttings, 1939-1952; replies to the questionnaire 'Ymchwil Undeb Cymru Fydd i Gyflwr Bywyd Cymdeithasol Cymru' (Survey of the condition of social life in Wales), 1943; papers relating to the Parliament for Wales campaign, 1950-1957; papers relating to media issues and campaigns, 1945-1963; papers concerning the Welsh language, particularly in relation to education, 1947-1964; papers of the Education Committee, 1944-1963; papers relating to the National Eisteddfodau, 1947-1968; papers relating to government requisition of land (Mynydd Epynt, Tryweryn, and other land) and water issues, 1940-1958; copies of Cofion Cymru, 1941-1946; manuscript of the volume Undeb Cymru Fydd 1939-1960 (1960) by T. I. Ellis; and letters to the Undeb Cymru Fydd Trust, 1967-1991.

Mae'r casgliad yn cynnwys papurau personol, rhai ohonynt ynglŷn â pharatoi a chyhoeddi cofiant Brinley Richards i Trefin yn 1963, nodiadau ar achau Trefin a chefndir y teulu a luniwyd gan Maxwell Fraser, llythyrau cydymdeimlad a dderbyniodd Maxwell Fraser yn dilyn marwolaeth Trefin ar 30 Awst 1962, papurau'n ymwneud â marwolaeth, angladd etc. Trefin; personalia, yn cynnwys dyddiaduron Trefin am ychydig flynyddoedd yn unig rhwng 1926 a 1962, llyfrau lloffion, copïau rhydd o dorion o'r wasg, papurau'n ymwneud â gyrfa proffesiynol Trefin rhwng 1923 a 1954, a chardiau cyfarch a dderbyniodd ar wahanol achlysuron; llythyrau cyffredinol, 1936-1962, a anfonwyd at Trefin, ynghyd â grwpiau o lythyrau a dderbyniodd ar adegau penodol, megis ar ennill y Gadair yn Wrecsam yn 1933, ar ei briodas â Maxwell Fraser yn 1951, ac ar gael ei ddewis yn Archdderwydd Cymru yn 1959, ynghyd a grŵp o lythyrau Trefin at Maxwell Fraser, 1948-1962; papurau'n ymwneud â'r Orsedd a'r Eisteddfod, 1923-1962, copïau drafft a theipysgrif o waith llenyddol a chyhoeddiadau Trefin, gan gynnwys cerddi, pregethau, storïau byrion, sgriptiau radio, dramâu, erthyglau i gylchgronau, areithiau ac anerchiadau, a chyfieithiadau o lyfrau taith Maxwell Fraser; papurau'n ymwneud ag ymchwil Trefin ar Aneurin Fardd, 1957-1965, Edmund Jones, 1958-1962, ac ar gyfer Presenting Monmouthshire, 1963-1971; llyfrau nodiadau Trefin yn cynnwys nodiadau academaidd; llyfrau nodiadau'n cynnwys nodiadau a gymerodd Eluned Phillips yn yr ysgol a'r coleg; papurau amrywiol, 1876-1955; eitemau printiedig, 1928-1961, gwahanlithoedd a chopïau printiedig o ddeunydd gan Trefin yn bennaf; ac eitemau printiedig amrywiol, 1898-1960. = The collection comprises personal papers, some relating to the preparation and publication of the biography of Trefin by Brinley Richards in 1963, notes on Trefin's ancestry and family background prepared by Maxwell Fraser, sympathy letters sent to Maxwell Fraser following Trefin's death on 30 August 1962, papers relating to Trefin's death, funeral etc.; personalia, including Trefin's diaries for only a few years between 1926 and 1962, scrapbooks, loose press cuttings, papers concerning Trefin's professional career as a teacher between 1923 and 1954, and greetings cards which he had received on various occasions; general letters, 1936-1962, addressed to Trefin, together with groups of letters on specific occasions, such as winning the chair at Wrexham in 1933, on his marriage to Maxwell Fraser in 1951, and on his selection to be archdruid of Wales in 1959, together with a group of letters, 1948-1962, from Trefin to Maxwell Fraser; papers concerning the Gorsedd and the Eisteddfod, 1923-1962; drafts and typescripts of Trefin's writings and publications, including poems, sermons, short stories, radio scripts, plays, articles for journals, speeches and addresses, and translations of Maxwell Fraser's travel writings; papers relating to Trefin's researches on Aneurin Fardd, 1957-1965, Edmund Jones, 1958-1962, and for Presenting Monmouthshire, 1963-1971; Trefin's notebooks bearing academic notes; notebooks containing school and college notes taken by Eluned Phillips; miscellaneous papers, 1876-1955; printed items, 1928-1961, mainly offprints and printed copies of material written by Trefin; and miscellaneous printed items, 1898-1960.

Papurau T. Gwynn Jones, 1871-1949, yn cynnwys: gohebiaeth, gan gynnwys llythyrau oddi wrth amrywiaeth eang o ffigurau llenyddol ac academaidd; cerddi a phapurau llenyddol eraill, yn cynnwys adysgrifau ac arnodiadau gan T. Gwynn Jones o waith gan awduron canoloesol a modern, a deunydd, [17 gan.]-[20 gan.], a gasglwyd ganddo neu a roddwyd iddo; papurau academaidd, yn cynnwys nodiadau ar gyfer ei lyfrau ac erthyglau, cofiannau a mynegeion i'w waith ei hun a gwaith pobl eraill, a nodiadau bywgraffyddol ar lawer o ffigurau llenyddol; cyfieithiadau; darlithoedd ac anerchiadau, yn cynnwys nodiadau; sgriptiau radio; adolygiadau llyfrau; gwahanlithiau; torion o'r wasg; dramâu, beirniadaethau eisteddfodol, deunydd yn ymwneud â'i Dysteb yn 1944; llongyfarchiadau ar ei CBE yn 1937; a dyddiaduron, 1927-1947, a phersonalia arall; ceir hefyd papurau teuluol, 1621-1871, gan gynnwys gohebiaeth, dau Feibl teuluol, a llythyrau, 1949-1985, at deulu Jones, yn ymwneud yn enwedig â'i fywyd a'i waith, a chofiannau iddo. = Papers of T. Gwynn Jones, 1871-1949, comprising: correspondence, including letters from a wide variety of literary and academic figures; poems and other literary papers, including transcripts and annotations by T. Gwynn Jones of works by medieval and modern authors, and material, [17 cent.]-[20 cent.], collected by him or given to him; academic papers, including notes for his books and articles, bibliographies and indexes for his own and other works, and biographical notes on many literary figures; translations; lectures and addresses, including notes; radio scripts; book reviews; offprints; press cuttings; plays; eisteddfod adjudications; material relating to his Testimonial in 1944; congratulations on his CBE in 1937; and diaries, 1927-1947, and other personalia; also included are family papers, 1621-1871, including correspondence, two family bibles, and letters, 1949-1985, to Jones's family, especially concerning his life and work, and memorials to him.

Papurau Robert Williams Parry, 1873-1971, gan gynnwys llawysgrifau, copïau teipysgrif a phrintiedig o gerddi Robert Williams Parry (yn bennaf rhai cyhoeddedig, gyda pheth amrywiadau), [1900]-[1956]; cyfieithiadau o'i gerddi,1941-1942; cerddi gan bobl eraill a anfonwyd at RWP, 1943-1956; erthyglau gan RWP ar feirdd a barddoniaeth,1911-1933; cyfieithiadau RWP o ddramâu Saesneg, [20fed ganrif]; sgriptiau radio gan RWP, 1941-1953, a sgriptiau radio rhaglenni ar RWP, 1956; erthyglau RWP i gylchgronau, 1918-1957; erthyglau ar RWP a'i waith, 1925-1959; llyfrau nodiadau yn cynnwys nodiadau RWP ar lenyddiaeth Gymraeg a'r ieithoedd Celtaidd, [20fed ganrif]; llythyrau at RWP, 1908-1954; llythyrau yn llongyfarch RWP, 1910-1953; copïau o lythyrau RWP at Aneirin Talfan Davies, 1937-1949 llythyrau RWP at Myfanwy Williams Parry, 1935-1953; llythyrau eraill a phapurau Myfanwy Williams Parry, 1953-1971; llythyrau'n cydymdeimlo â Myfanwy Williams Parry, 1956; llythyrau at J. Maldwyn Davies, 1971-1975; cardiau post, cardiau Nadolig a chardiau coffa, [20fed ganrif]; dyddiaduron poced RWP a Myfanwy Williams Parry, 1923-1969; tystysgrifau geni, priodi a marw a chopi o ewyllys RWP, 1884-1956; adroddiadau ysgol, tystysgrifau a cheisiadau am swyddi, 1896-1914; copïau o bapurau arholiad, 1938-1944; torion papur newydd yn ymwneud ag RWP, 1907-1971; taflenni apêl Cofeb R. Williams Parry, 1956-1971; llyfrau printiedig, 1890-1969; a phapurau amrywiol, 1873-1969. = Papers of Robert Williams Parry, 1873-1971, comprising manuscripts, typescripts and printed copies of poems by Robert Williams Parry (mainly published, with some variations), [1900]-[1956]; translations of his poems, 1941-1942; poems by others addressed to RWP, 1943-1956; articles by RWP on poets and poetry, 1911-1933; translations by RWP of English plays, [20th century]; radio scripts by RWP, 1941-1953, and radio scripts of programmes about RWP, 1956; magazine articles by RWP, 1918-1957; articles on RWP and his work, 1925-1959; notebooks containing notes by RWP on Welsh literature and Celtic languages, [20th century]; lecture notes of RWP on Welsh literature and individual poets, [20th century]; letters to RWP, 1908-1954; letters of congratulation to RWP, 1910-1953; copies of letters from RWP to Aneirin Talfan Davies, 1937-1949; letters of RWP to Myfanwy Williams Parry, 1935-1953; other letters to papers of Myfanwy Williams Parry, 1953-1971; letters of condolence to Myfanwy Williams Parry, 1956; letters to J. Maldwyn Davies, 1971-1975; postcards, Chritsmas cards and memorial cards, [20th century]; pocket diaries of RWP and Myfanwy Williams Parry, 1923-1969; birth, marriage and death certificates and copy of RWP's will, 1884-1956; school reports, certificates and job applications, 1896-1914; copies of examination papers, 1938-1944; newspaper cuttings relating to RWP, 1907-1971; pamphlets of the Cofeb R. Williams Parry appeal, 1956-1971; printed books, 1890-1969; and miscellaneous papers, 1873-1969.

Papurau Kate Roberts, 1866-1985, papurau llenyddol a gohebiaeth yn bennaf, yn cynnwys llythyrau oddi wrth Saunders Lewis, 1923-1985 (a gyhoeddwyd yn Annwyl Kate, Annwyl Saunders, gol. gan Dafydd Ifans (Aberystwyth, 1992)), ac oddi wrth ei gŵr Morris T. Williams; gohebiaeth yn ymwneud â gwahanol aelodau o deulu Kate Roberts, 1911-1977; cardiau cyfarch, 1910-1985; darlithoedd,1914-[c. 1975]; papurau'r teulu, 1950-1985; dramâu, 1931-1969; dyddiaduron, 1939, 1944 a 1978-1983, drafftiau nofelau a storiâu byrion a phapurau'n ymwneud â chyfieithu rhai ohonynt i'r Saesneg; erthyglau a nodiadau cyffredinol, [c. 1937]-1974; erthyglau a nodiadau ar lenyddiaeth,1917-1973; cyfrifon Gwasg Gee, 1934-1953; papurau'n ymwneud ag Ysgol Gymraeg Dinbych, 1958-1964; nodiadau ysgol a choleg, 1904-1913; eitemau printiedig, 1898-1988; a phapurau Gwasg Aberystwyth, 1942-1944. Mae'r archif hefyd yn cynnwys grwpiau helaeth o bapurau Morris T. Williams a'u cyfaill E. Prosser Rhys. = Papers of Kate Roberts, 1866-1985, mainly literary papers and correspondence, including letters from Saunders Lewis, 1923-1985 (published in Annwyl Kate, Annwyl Saunders, ed. by Dafydd Ifans (Aberystwyth, 1992)), and from her husband Morris T. Williams; correspondence relating to various members of Kate Roberts's family, 1911-1977; greetings cards, 1910-1985; lectures, 1914-[c. 1975]; family papers, 1950-1985; plays, 1931-1969; diaries, 1939, 1944 and 1978-1983, drafts of novels and short stories and papers concerning the translation of some of them into English; articles and general notes, [c. 1937]-1974; articles and notes on literature, 1917-1973; Gwasg Gee accounts, 1934-1953; papers relating to the Welsh School at Denbigh, 1958-1964; school and college notes, 1904-1913; printed items, 1898-1988; and Aberystwyth Press papers, 1942-1944. The archive also includes extensive groups of the papers of Morris T. Williams and of their friend E. Prosser Rhys.

Gohebiaeth, barddoniaeth, rhyddiaith a phapurau teuluol, yn ymwneud â J. W. Jones, 1878-1954, a'i dad, 'Glan Barlwyd', 1866-1917; deunydd a gasglwyd gan J. W. Jones yn ymnweud ag unigolion a sefydliadau yn ardal Blaenau Ffestiniog, gan gynnwys gohebiaeth, barddoniaeth a phapurau eraill o eiddo 'Gwilym Deudraeth', 1917-1939, 'Elfyn', 1874-1917, Y Parch. R. R. Morris, 1883-1933, 'Alafon', 1875-1915, 'Llifon', 1899-1916, 'Isallt', 1887-1913, a 'Glyn Myfyr', 1893-1937; llythyrau at John Daniel Davies yn rhinwedd ei swydd fel golygydd Y Rhedegydd, 1930-1942; barddoniaeth a phapurau eraill o eiddo T. Gwynn Jones, 1910-1944; barddoniaeth, [1840]-1940, gan amryw feirdd, yn cynnwys Hedd Wyn ac R. Williams Parry; deunydd rhyddiaith amrywiol, peth ohono wedi'i gyhoeddi yn Y Drysorfa ac yn Y Rhedegydd, 1879-1954; llawysgrifau cerddorol, 1876-[c. 1934]; beirniadaethau eisteddfodol, 1870-1939; llyfrau lloffion yn cynnwys torion o'r wasg, [c. 1879]-1940; dyddiaduron, 1864-1935; cofnodion chwareli llechi Blaenau Ffestiniog, 1868-1951; amryw gyfrifon a llyfrau cyfrifon yn ymwneud â gwahanol fusnesau a sefydliadau, 1784-1932; cofnodion yn ymwneud ag eglwysi'r Methodistiaid Calfinaidd, 1840-1951, gan gynnwys rhai Bethel, Tanygrisiau, [1840x1945]; pregethau a nodiadau crefyddol,1846-1952; deunydd printiedig yn cynnwys effemera etholiadol, marwnadau, baledi, carolau ac emynau, 1820-1948; a gweithredoedd a dogfennau yn ymwneud â siroedd Caernarfon, Meirionnydd a Dinbych, 1759-1947. = Correspondence, poetry, prose and family papers, relating to J. W. Jones, 1878-1954, and to his father, 'Glan Barlwyd', 1866-1917; material collected by J. W. Jones relating to individuals and organizations in the Blaenau Ffestiniog area, including correspondence, poetry and other papers of 'Gwilym Deudraeth', 1917-1939, 'Elfyn', 1874-1917, Rev. R. R. Morris, 1883-1933, 'Alafon', 1875-1915, 'Llifon', 1899-1916, 'Isallt', 1887-1913, and 'Glyn Myfyr', 1893-1937; letters to John Daniel Davies as editor of Y Rhedegydd, 1930-1942; poetry and other papers of T. Gwynn Jones, 1910-1944; poetry, [1840]-1940, by various poets, including Hedd Wyn and R. Williams Parry; various prose material, some of which was published in Y Drysorfa and Y Rhedegydd, 1879-1954; musical manuscripts, 1876-[c. 1934]; eisteddfod adjudications, 1870-1939; scrapbooks containing press cuttings, [c. 1879]-1940; diaries, 1864-1935; records of Blaenau Ffestiniog slate quarries, 1868-1951; various accounts and account books relating to various trades and organisations, 1784-1932; records relating to Calvinistic Methodist churches, 1840-1951, including those of Bethel, Tanygrisiau, [1840x1945]; sermons and religious notes, 1846-1952; printed material including electoral ephemera, elegies, ballads, carols and hymns, 1820-1948; and deeds and documents relating to Caernarfonshire, Merionethshire and Denbighshire, 1759-1947.

Llawysgrifau a chopïau teipysgrif o gerddi Gwenallt, 1922-[1968], yn cynnwys 'Mynach','Ynys Enlli', a cherddi eraill a gyhoeddwyd; sgriptiau, dramâu ac anerchiad, yn bennaf ar gyfer y radio,1947-1952; llyfrau, nodiadau rhydd a phenawdau'n cynnwys nodiadau a gopïwyd o lyfrau ac erthyglau wedi eu paratoi ar gyfer darlithoedd, sgyrsiau, anerchiadau, gweithiau cyhoeddedig ac ysgolion, 1913-1958; llythyrau, at Gwenallt yn bennaf, a rhai at ei weddw, 1926-1970; deunydd yn ymwneud â'i gofiant i Idwal Jones (1958) yn cynnwys llyfrau nodiadau a chopïau drafft o ran o'r llyfr yn ogystal â chaneuon, cerddi a pharodïau gan Jones, 1922-[1958]; a llyfr cofnodion,1929-1933, 'Cymdeithas yr Hwrddod' a ffurfiwyd gan Gwenallt ac Idwal Jones yn Aberystwyth. Derbyniwyd cyfrol o gerddi cynnar, heb eu cyhoeddi, a hefyd cyfrol o nodiadau llawysgrif, Medi 2013 a llyfr nodiadau yn cynnwys dyfyniadau o lyfrau Saesneg a drafftiau o gerddi cyhoeddedig gan Gwenallt yn Gymraeg yn Nhachwedd 2015. = Manuscripts and typescripts of poetry by Gwenallt, 1922-[1968], including 'Y Mynach', 'Ynys Enlli' and other published poems; scripts, dramas and an address, mostly written for radio, 1947-1952; notebooks, loose notes and headings containing notes copied from books and articles in preparation for lectures, talks, addresses, published works and for school, 1913-1958; letters, mostly to Gwenallt, with some to his widow, 1926-1970; material relating to his biography of Idwal Jones (1958) including notebooks and drafts of parts of the book as well as songs, poems and parodies written by Jones, 1922-[1958]; and a minute book, 1929-1933, of 'Cymdeithas yr Hwrddod', formed by Gwenallt and Idwal Jones at Aberystwyth.

A further volume of early poetry in Gwenallt's hand, not published, and a volume of manuscript notes were received, September 2013.

Papurau ychwanegol Gwenallt yn cynnwys llyfr nodiadau gyda dyfyniadau o lyfrau hanesyddol Saesneg yn bennaf. Tua chanol y gyfrol ceir cerdd: ‘Y gweithfeydd hyn’ [cyhoeddwyd yn Christine James (gol.), Cerddi Gwenallt: y casgliad cyflawn (Llandysul, 2001) fel ‘Y gweithfeydd segur’ ac yn wreiddiol yn Baner ac Amserau Cymru, 25 Awst 1943], a dau englyn: ‘Er cof am David Lewis, Dolanog’ [cyhoeddwyd fel ‘Er cof am Ddafydd Lewis, Gwasg Gomer’, yn Cerddi Gwenallt a chyn hynny yn Baner ac Amserau Cymru, 8 Medi 1943]; derbyniwyd Tachwedd 2015.

Llyfr nodiadau yn cynnwys dyfyniadau yn llaw Gwenallt, [1962]-[?1968], o lyfrau diwinyddol yn nodi’r gweithiau printiedig, rhifau tudalen a rhai ffynonellau llawysgrif. Maent yn ymwneud â John Bunyan, Williams Pantycelyn ac eraill ac mae’r mwyafrif mewn Saesneg; derbyniwyd Medi 2016.

Derbyniwyd papurau ychwanegol ym mis Rhagfyr 2021.

Bwndel ychwanegol o bapurau Gwenallt, yn cynnwys tri llyfr nodiadau, nodiadau ar bapurau rhyddion, album yn ymwneud â dadorchuddio plac ar gartref y bardd ym Mhenparcau ym Mawrth 1997, rhai ffotograffau, dau dâp caset o Ŵyl Gwenallt, Pontardawe, Hydref 1984, a ffeil o lythyrau oddi wrth Gwenallt at Nel Owen Edwards, 1935-1936, cyn eu priodi; Rhagfyr 2022.

Papurau gwleidyddol Dafydd Elis Thomas, yn cynnwys adroddiadau a datganiadau i'r wasg, 1975-1991; areithiau ac erthyglau, 1980-1990; gohebiaeth gyffredinol a gwahoddiadau, 1974-1992; gohebiaeth, nodiadau ar drafodaethau a phapurau eraill yn ymwneud â gwaith Tŷ'r Cyffredin, 1974-1992, a Llyfrgell Tŷ'r Arglwyddi, 1980-1991; gohebiaeth â'r Swyddfa Gymreig, 1974-1990; papurau'n ymwneud â Phlaid Cymru, 1974-1992; papurau'n ymwneud â materion lleol, yn bennaf rhai Meirionnydd Nant Conwy a Gwynedd, 1972-1991, a materion rhyngwladol, 1971-1991; a phapurau'n ymwneud ag addysg yng Nghymru, yn cynnwys y Cwricwlwm Cenedlaethol ac addysg bellach, 1974-1991, amaethyddiaeth ac Undeb Amaethwyr Cymru, gan gynnwys lles anifeiliaid ac effaith trychineb Chernobyl ar ffermio defaid yng Nghymru, 1975-1991, diwydiant yng nghefn gwlad, Bwrdd Datblygu Cymru Wledig, ac effaith ail-gartrefi,1976-1991, papurau'r Ymddiriedolaeth Genedlaethol a'r celfyddydau, 1974-1991, datganoli, 1977-1992, cyfathrebu a'r cyfryngau, 1976-1992, cyfraith a threfn, 1975-1989, problemau alcohol a phroblemau cymdeithasol, 1975-1991, yr iaith Gymraeg, 1973-1992; diwydiant, 1974-1989, yr economi, 1972-1990, iechyd a nawdd cymdeithasol, 1971-1990, trafnidiaeth, 1975-1989, ac ynni niwclear, 1971-1991 = Political papers of Dafydd Elis Thomas, including reports and press releases, 1975-1991; speeches and articles, 1980-1990; general correspondence and invitations, 1974-1992; correspondence, notes on debates and other papers relating to the business of the House of Commons, 1974-1992, and to the House of Commons Library, 1980-1991; correspondence with the Welsh Office, 1974-1990; papers relating to Plaid Cymru, 1974-1992; papers relating to local matters, mostly Meirionnydd Nant Conwy and Gwynedd, 1972-1991, and international matters, 1971-1991; and papers concerning education in Wales, including National Curriculum and further eduaction, 1974-1991, agriculture and the Farmers' Union of Wales, including animal welfare and the effect of the Chernobyl disaster on sheep farming in Wales, 1975-1991, rural industry, Development Board for Rural Wales, and the effect of second homes, 1976-1991, National Trust and the arts papers, 1974-1991, devolution, 1977-1992, communications and the media, 1976-1992, law and order, 1975-1989, alcohol and social problems, 1975-1991, the Welsh language, 1973-1992, industry, 1974-1989, the economy, 1972-1990, health and social security, 1971-1990, transport, 1975-1989, and nuclear power, 1971-1991.

Papurau Carneddog a rhai a gasglwyd ganddo, 1743-1947, yn cynnwys rhyddiaith a barddoniaeth ganddo ef ac eraill ar gyfer eu cyhoeddi, yn cynnwys colofn 'Manion o'r Mynydd'; torion papur newydd o'i waith ef ac eraill; gwaith gan awduron adnabyddus a gasglodd, yn eu mysg cerddi David W. Morris ('Dewi Glan Dulas', 1853-95) a dyfyniadau cywyddwyr; ei nodiadau bywgraffiadol ar awduron; papurau personol a theuluol, yn cynnwys llythyrau a anfonwyd ganddo o Iwerddon, pan oedd yn gwella o salwch yn 1899; swm sylweddol o ddeunydd yn ymwneud â hanes Beddgelert a phlwyfi cyfagos, yn cynnwys llyfrau lloffion gyda nodiadau llawn, copi llawysgrif o hanes Beddgelert a nifer o deuluoedd lleol, a llyfr rent Carneddi, 1743-1832; a nifer fawr o lythyrau at Garneddog, llawer ohonynt yn ymwneud â'i golofn yn yr Herald, a hefyd yn cynnwys llythyrau gan awduron Cymreig a llythyrau o UDA ac Awstralia. = Papers, 1743-1947, of and collected by Carneddog, comprising prose and poetry by him and others towards publications including the 'Manion o'r Mynydd' column; newspaper cuttings of his own work and that of others; works by well-known authors collected by him, including poems of David W. Morris ('Dewi Glan Dulas', 1853-95) and quotations from the cywyddwyr; biographical notes by him on authors; personal and family papers, including letters sent by him from Ireland, where he was recuperating from illness in 1899; a considerable amount of material relating to the history of Beddgelert and neighbouring parishes, including fully annotated scrapbooks, a manuscript history of Beddgelert and of several local families, and a rent book from Carneddi, 1743-1832; and a large number of letters to Carneddog, many of them relating to his column in the Herald, and also including letters of Welsh authors and letters from the USA and Australia.

Mae'r casgliad yn cynnwys: gohebiaeth gyffredinol at Bobi Jones,1950-1997, nifer ohonynt oddi wrth bwysigion Cymru; gohebiaeth a phapurau, 1971-1979, yn ymwneud â gwaith golygu'r gyfres Storiâu Tramor; papurau amrywiol, 1951-[1990au], yn cynnwys beirniadaethau ar gyfer eisteddfodau, cyfrolau o nodiadau darlithoedd, papurau gwleidyddol, adolygiadau, sgriptiau radio, ddrafftiau barddoniaeth ac erthyglau; papurau,1968-1969, yn ymwneud â thaith Bobi Jones i Fecsico; gohebiaeth a phapurau ynglŷn â pharatoi a chyhoeddi Cyfrol Deyrnged Kate Roberts (Dinbych, 1969); eitemau printiedig, 1951-1992, yn cynnwys rhaglenni theatr, gwahanlithoedd a phroflenni deunydd a gyhoeddwyd, anerchiadau etholaethol a thaflenni gwleidyddol, a chardiau gwasanaeth angladdau; torion o'r wasg,1948-1994, yn cynnwys torion cerddi, beirniadaeth lenyddol ac adolygiadau gan Bobi Jones; grŵp o bapurau A. W. Wade-Evans, 1923-1960; gohebiaeth, papurau’n ymwneud â’r Mudiad Efengylaidd, darlithiau ar grefydd, llyfryddiaeth a gwefan Bobi Jones a chyfieithiadau o’i gerddi, 1950-2016. = The collection comprises: general correspondence to Bobi Jones, 1950-1997, many from prominent figures in Welsh life; correspondence and papers, 1971-1979, relating to the work of editing the series Storiau Tramor; miscellaneous papers, 1951-[1990s], including adjudications for eisteddfodau, volumes of lecture notes, political papers, reviews, radio scripts, drafts of poetry and articles; papers, 1968-1969, relating to Bobi Jones's trip to Mexico; correspondence and papers concerning the preparation and publication of the volume Cyfrol Deyrnged Kate Roberts (Dinbych, 1969); printed items, 1951-1992, including theatre programmes, offprints and proofs of published material, election addresses and political leaflets, and funeral service cards; press cuttings, 1948-1994, including cuttings of poems, literary criticism and reviews by Bobi Jones; a group of papers of A. W. Wade-Evans, 1923-1960; correspondence, papers relating to the Evangelical movement, lectures on religion, bibliography and website of Bobi Jones and translations of his poems, 1950-2016.

Papurau'r Parch James Ednyfed Rhys (Ap Nathan), a phapurau'r unigolion canlynol a ddaeth i'w feddiant: y Parch. Evan Rees (Dyfed), Jonathan Rees (Nathan Wyn), David Watkin Jones (Dafydd Morganwg) a Thomas Jones, Trealaw. Mae papurau Ap Nathan, 1901-1959, yn cynnwys cerddi a chaneuon, ysgrifau a chyfieithiadau; papurau Dyfed, 1869-1923, yn cynnwys llythyrau, nifer ohonynt o bwysigion llenyddiaeth Cymru, 1878-1923, dyddiaduron a llyfrau poced, 1873-1896, beirniadaethau eisteddfodau, 1887-1907, nodiadau darlithoedd a phregethau, a barddoniaeth, 1869-1899; papurau Nathan Wyn, 1874-1905, yn cynnwys llythyrau, 1874-1905, cerddi ac ysgrifau, 1883-1901, torion o'r wasg ar bynciau llenyddol, 1868-1900; papurau Thomas Thomas, 1900-[c. 1935], yn cynnwys llawysgrifau ar lên gwerin ac arferion, hanes Morgannwg, 1921-1933, y Wenhwyseg, enwau lleoedd Morgannwg, [c. 1893]-1931, a thorion o'r wasg, 1900-1911; a phapurau Dafydd Morganwg, yn cynnwys ei hunangofiant. = Papers of the Rev. James Ednyfed Rhys (Ap Nathan), and papers of the following acquired by him: the Rev. Evan Rees (Dyfed), Jonathan Rees (Nathan Wyn), David Watkin Jones (Dafydd Morganwg), a poet and historian from Merthyr Tydfil, Glamorgan, and Thomas Jones, antiquary and headmaster of Trealaw school in Rhondda, Glamorgan, whose interests included local history and folklore. The papers of Ap Nathan, 1901-1959, include poems and songs, essays and translations; the papers of Dyfed, 1869-1923, include letters, many from important Welsh literary figures, 1878-1923, diaries and pocket books, 1873-1896, eisteddfod adjudications, 1887-1907, lecture notes and sermons, and poetry, 1869-1899; the papers of Nathan Wyn, 1874-1905, include letters, 1874-1905, poetry and essays, 1883-1901, newspaper cuttings of literary material, 1868-1900; the papers of Thomas Jones, 1900-[c. 1935], include manuscripts on folklore and customs, Glamorgan history, 1921-1933, the Gwentian dialect, Glamorgan place names, [c. 1893]-1931, and newspaper cuttings, 1900-1911; and the papers of Dafydd Morganwg, historian and poet, including his autobiography.

Cyfansoddiadau amrywiol a gyflwynwyd i gystadlaethau llenyddol a cherddorol Eisteddfod Genedlaethol Cymru, 1887-2019. Yn eu plith ceir awdlau, pryddestau, cywyddau, englynion, englynion ysgafn, baledi, sonedau, straeon byrion, blogiau, llên meicro a dramâu. Ceir gweithiau ar gyfer y Fedal Ryddiaith, Gwobr Daniel Owen, Ysgoloriaethau Emyr Feddyg a Geraint Morris, ynghyd ag emyn-donau a chyfansoddiadau Tlws y Cerddor a chyfansoddi dawns. Cyflwynwyd cystadlaethau i ieuenctid a chystadleuaeth y gadair a thlws rhyddiaith i ddysgwyr ac i'r rhai sydd wedi byw yn y Wladfa ar hyd eu hoes. = A variety of literary and musical compositions entered at National Eisteddfodau, 1887-2018, including odes and poetry in free metre, ballads, short stories, blogs, micro literature and plays. Entries for the Prose Medal, Daniel Owen Memorial Prize, Emyr Feddyg and Geraint Morris Scholarships, together with musical compositions such as the Musicians' Medal, hymn-tunes and dance composition are also included. Competitions for young people, Welsh learners including a chair and prose competition and a competition for those who have lived in Patagonia throughout their lives have been introduced.

Estate and family records of the Chirk Castle estate, mainly in Denbighshire, comprising deeds from 1284; manorial records, mainly of the lordship of Chirk and Chirkland, 1322-1853, including receiver's accounts, ministers' accounts, court rolls, etc.; records of the estate's involvement in the coal, iron and lead industries in Denbighshire from 17 cent.; Denbighshire Quarter Sessions records, including order books, 1647-1675, rolls, 1643-1699, and a book of indictments, 1670-1690; Denbighshire militia records, 1602-1797, and related local government records, 1602-1811; business papers of Sir Thomas Myddelton (1550-1631); personal and estate correspondence from c.1600; literary manuscripts, c.1630-1887; and parliamentary election papers for Denbighshire and Denbigh boroughs, 1681-1852, including papers relating to quo warranto proceedings against the mayor and burgeses of Holt, 1739-1743.

Ten designs for stained glass panels, with armorial pedigree of the Myddelton family attributed to A. W. N. Pugin and John Hardman Powell; three hundred and thirty-two volumes relating to the Chirk Castle estates; a collection of miscellaneous volumes and documents relating to the Chirk Castle estates, including an account book of the Nangwrud Slate Quarry, rentals books, account books, volumes relating to the Black Park Colliery, a rabbit account book, and other papers; and an indenture, 1812, relating to Bodlith, Llansilin, part of the Chirk Castle estate were acquired. These remain uncatalogued.

A manuscript account book for Sir Richard Myddelton's properties at Chirk Castle and Soho Square, London, 1686-1700 and 1748-1752.

A manuscript Steward's letter-book relating to Chirk Castle, 183501838.

Cofnodion Urdd Gobaith Cymru, yn cynnwys papurau gweinyddol, yn eu plith adroddiadau a gohebiaeth, 1931-1990; cofnodion Pwyllgor, is-bwyllgorau a phaneli yr Urdd, 1939-1995, cofnodion ariannol, 1931-1996l, papurau yn ymwneud â theithiau tramor a drefnwyd gan Urdd Gobaith Cymru a Negeseuon Heddwch ac Ewyllys Da, 1931-1984; cofnodion, dogfennaeth ariannol ac arall perthynol i Gronfa Goffa O.M. Edwards, 1928-1976; papurau yn ymwneud â changhennau (adrannau ac aelwydydd), 1938-1960; gohebiaeth a phapurau yn ymwneud â chyrsiau a drefnwyd gan yr Urdd,1948-1965, a phapurau eraill yn ymwneud â'r cylchgronau, 1948-1990; trefniadau ar gyfer gwahanol wyliau, 1936-1995; cofnodion gweinyddol ac ariannol yn ymwneud â'r gwersylloedd yn Llangrannog a Glanllyn,1940-1995; deunydd printiedig, 1932-1963; llythyrau at O.M. Edwards, 1910-1920; cofnodion yn ymwneud â'r Cyngor, 1972-1991, a Chwmni yr Urdd, 1972-1989; cofnodion yn ymwneud ag aelodau staff, 1975-1995; gohebiaeth a thaflenni yn ymwneud ag Eisteddfod Genedlaethol yr Urdd,1930-1965; papurau yn ymwneud â Maes yr Eisteddfod, 1972-1985, seremonïau yr Eisteddfod, 1952-1982, sioeau'r theatr, 1981-1991, a chystadlaethau; a chofnodion yn ymwneud â threfnu pob un o'r Eisteddfodau Cenedlaethol, 1946-1996 = Records of Urdd Gobaith Cymru, comrpising general administrative papers, including reports and correspondence, 1931-1990; records of Urdd Committee, sub-committees and panels, 1939-1995; financial records, 1931-1996; papers relating to overseas trips organized by Urdd Gobaith Cymru and international meetings, 1931-1962; papers relating to the Messages of Peace and Goodwill, 1931-1984; minutes, financial and other records of the O. M. Edwards Memorial Fund, 1928-1976; papers relating to the Welsh School, Aberystwyth, 1939-1952; papers relating to branches (adrannau and aelwydydd), 1938-1960; correspondence and papers relating to courses organized by the Urdd, 1948-1965; papers relating to the annual conferences to discuss the Urdd's magazines, 1952-1973, and other pars relating to the magazines, 1948-1990; arrangements regarding various festivals, 1936-1995; administrative and financial records relating to the camps at Llangrannog and Glanllyn, 1940-1995; printed material, 1932-1963; letters addressed to O. M. Edwards, 1910-1920; records relating to the Council, 1972-1991, and Cwmni'r Urdd, 1972-1989; records relating to staff members, 1975-1995; correspondence and literature relating to the Urdd National Eisteddfod, 1930-1965; papers relating to the Eisteddfod Maes, 1972-1985, Eisteddfod ceremonies, 1952-1982, theatre shows, 1981-1991, and competitions; and records relating to the organisation of individual National Eisteddfodau, 1946-1996.

Cofnodion Plaid Cymru, 1915-1999, yn cynnwys cofnodion, agenda and gohebiaeth y pwyllgor gwaith a phwyllgorau eraill, 1925-1997; gohebiaeth gyffredinol, 1925-1998, gyda nifer o aelodau a swyddogion blaenllaw y blaid; cofnodion, gohebiaeth a phapurau eraill y gwahanol bwyllgorau rhanbarthol, 1925-1997, a changhennau,1930-1992; cofnodion a dogfennaeth y Cyngor Cenedlaethol, 1967-1997; cofnodion ariannol, yn cynnwys rhai papur newydd misol y blaid Y Ddraig Goch a Welsh Nation a Chronfa Gŵyl Ddewi, 1927-1996; rhaglenni a threfniadau ar gyfer cynadleddau ac Ysgolion Haf, 1933-1998; cofnodion aelodaeth, 1930-1996; papurau y Grŵp Ymchwil, [c.1960]-1995; papurau, yn cynnwys areithiau ac effemera, yn ymwneud ag etholiadau, 1929-1999; papurau yn ymwneud ag Adran y Menywod, 1924-1996, a'r Mudiad Ieuenctid, 1964-1998; papurau yn ymwneud â refferendwm datganoli 1979,1969-1983, a refferendwm 1997, a Chynulliad Cymru,1992-1998; papurau yn ymwneud â Y Ddraig Goch, Welsh Nation a chyhoeddiadau eraill, 1932-1996; deunydd printiedig gan Blaid Cymru ac eraill yn cynnwys llyfrau, cyfnodolion a phamffledi,1913-1996; torion o'r wasg, 1924-1996; cylchlythyron, 1938-1992; papurau yn ymwneud â'r Blaid Seneddol,1980-1996; papurau unigolion ac rhai ar wahanol bynciau amrywiol, 1926-1998 = Records of Plaid Cymru, 1915-1999, including minutes, agendas and correspondence of the executive and other committees, 1925-1997; general correspondence, 1925-1998, with many prominent party members and officials; minutes, correspondence and other papers of the various regional committees, 1925-1997, and branches, 1930-1992; minutes and records of the National Council, 1967-1997; financial records, including those of the party's monthly newspaper Y Ddraig Goch and Welsh Nation and Cronfa Gwyl Dewi, 1927-1996; arrangements for and programmes of conferences and Summer Schools, 1933-1998; membership records, 1930-1996; papers of the Grŵp Ymchwil (research group), [c.1960]-1995; papers, including speeches and ephemera, relating to elections, 1929-1999; papers relating to the Adran Menywod (Women's Section), 1934-1996, and the Mudiad Ieuenctid (Youth Movement), 1964-1998; papers relating to the 1979 devolution referendum, 1969-1983, and the 1997 referendum and Welsh Assembly, 1992-1998; papers relating to Y Ddraig Goch, Welsh Nation and other publications, 1932-1996; printed matter by Plaid Cymru and others including books, periodicals and pamphlets, 1913-1996; press cuttings, 1924-1996; circulars, 1938-1992; papers relating to the Parliamentary Party, 1980-1996; papers of individuals and to various miscellaneous topics, 1926-1998.

Papurau gweinyddol Mudiad Ysgolion Meithrin, 1971-1996, yn cynnwys cofnodion, ffeiliau gohebiaeth, papurau cyllidol, a deunydd yn ymwneud â chyhoeddiadau, cyrsiau a digwyddiadau = Administrative papers, 1971-1996, of Mudiad Ysgolion Meithrin, including minutes, correspondence files, financial papers, and material relating to publications, courses and events.

Papurau ychwanegol yn perthyn i Fudiad Ysgolion Meithrin, gan gynnwys cofnodion y Cyngor Cenedlaethol, 1971-1999; cofnodion Isbwyllgor Anghenion Arbennig, 1991-2005; cofnodion y Pwyllgor Cyhoeddi, 1975-1986; cofnodion is-bwyllgorau Ansawdd a Hyfforddiant, Cyllid a Staffio, Anghenion Arbennig, Cyhoeddusrwydd a Marchnata, 1991-1999; cofnodion y Bwrdd Cyfarwyddwyr Mabon a mabli, 1991-2003; cofnodion y Pwyllgor Gwaith, 1986-1990 a 1991-1999; papurau gweinyddol; cofnodion Is-bwyllgor Polisi, 1994-2004; a cofnodion y Pwyllgor Gweithredol, 1979-1985; ynghyd â ffeil yn cynnwys ffotograffau a sleidiau. Nid yw'r casgliad hwn wedi ei gatalogio eto.