Papurau Arthur Cadnant Ellis [20fed ganrif], yn cynnwys traethodau ar 'Rhai o Enwogion Aberllefenni' a 'John Jones (Jac) Glan-y-gors a'i Amserau (1766-1821)'; braslun o hanes achos y Methodistiaid Calfinaidd yn Harlech a Llanfair, sir Feirionnydd; torion erthyglau, llythyrau, etc., a gyfrannodd i'r wasg; a nodiadau amrywiol = Papers of Arthur Cadnant Ellis, [20th century], including essays on 'Rhai o Enwogion Aberllefenni' and 'John Jones (Jac) Glan-y-gors a'i Amserau (1766-1821)'; a brief history of the Calvinistic Methodist cause in Harlech and Llanfair, Merionethshire; cuttings of articles, letters, etc., which he contributed to the press; and miscellaneous notes.

Papurau Bob Owen yn cynnwys traethodau eisteddfodol, 1910-1941; beirniadaethau ar draethodau eisteddfodol, 1916-1949; crynodebau o bregethau a glywodd, 1895-1927; teipysgrifau rhaglenni radio yr oedd ynghlwm wrthynt, 1936-1957; gohebiaeth, 1908-1961, yn cynnwys llythyrau Dr Thomas Richards, 1923-1960; dyddiaduron, 1905-1961; papurau personol, 1898-1961; papurau teuluol, 1900-1923; copïau a drafftiau o ddarlithoedd, erthyglau a thraethodau, 1906-1950; nodiadau ac adysgrifau helaeth ganddo o farddoniaeth Gymraeg, ewyllysiau a mynegeion ewyllysiau, cartiau achau ac achresi, cofrestri plwyf ac adysgrifau'r esgob, dyddiaduron, llythyrau, almanaciau, cofnodion llys, yn ymwneud yn bennaf â siroedd Caernarfon a Meirionnydd, a chofiannau, [20 gan., ½ cyntaf]; nodiadau ar anghydffurfiaeth yng Ngogledd Cymru, plwyfi siroedd Meirionnydd a Chaernarfon, llongau a morwyr o Gymru a Chymry Llundain, [20 gan., ½ cyntaf]; nodiadau pwysig ar ymfudo o Gymru, yn enwedig i'r Unol Daleithiau, [20 gan., ½ cyntaf]; copïau teipysgrif o gofnodion corfforaethau yn cynnwys Parc Cenedlaethol Eryri a Chyngor Sir Feirionnydd, 1922-1962; cofnodion gwreiddiol a ddaeth i feddiant Bob Owen, yn bennaf cofnodion Chwarel Parc a Chroesor, sir Feirionnydd, yn cynnwys cyfrifon a chofnodion, 1891-1941, a chofnodion ysgolion ac ysgolion Sul, 1861-1957; a thorion ac adysgrifau o amrywiol gyfnodolion Cymreig, 1816-1965. = Papers of Bob Owen including eisteddfod essays, 1910-1941; adjudications of eisteddfod essays, 1916-1949; summaries of sermons heard by him, 1895-1927; typescripts of radio programmes involving him, 1936-1957; correspondence, 1908-1961, including letters from Dr Thomas Richards, 1923-1960; diaries, 1905-1961; personal papers, 1898-1961; family papers, 1900-1923; copies and drafts of lectures, articles and monographs, 1906-1950; extensive notes and transcripts by Bob Owen of Welsh poetry, wills and indexes of wills, pedigrees and genealogies, parish registers and bishops' transcripts, diaries, letters, almanacs, court records, mainly relating to Caernarfonshire and Merionethshire, and biographies, [20 cent, first ½]; notes on nonconformists in North Wales, Merionethshire and Caernarvonshire parishes, Welsh ships and sailors and the London Welsh, [20 cent, first ½]; important notes on emigration from Wales, especially to the United States, [20 cent, first ½]; typescript records of bodies including Snowdonia National Park and Merioneth County Council, 1922-1962; original records acquired by Bob Owen, mainly records of Parc and Croesor Quarry, Merionethshire, including accounts and minutes, 1891-1941, and school and Sunday School records, 1861-1957; and cuttings and transcripts from various Welsh periodicals, 1816-1965.

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.

Traethawd 'Golwg ar hanes ardal Llawrybetws neu Nantffreuer: o Bethel i lawr i Gaefaes' a ysgrifennodd D. Tecwyn Lloyd ar hanes lleol bro ei febyd, 'o gof personol ac amryfal gofnodion', gan ganolbwyntio ar anheddau'r ardal.

(With 172D). Two volumes of rough transcripts, abstracts, extracts, etc. by J. H. Davies, with one transcript by E. A. Lewis, of original material (14c-19c) mainly relating to Caernarvonshire and partly to Anglesey and Merioneth, extracted mainly from public records. Other sources include manuscripts in the British Museum; Bangor episcopal lease books, surveys and rentals in the possession of the Welsh Church Commission (now in the National Library of Wales); and printed matter.

A group of documents relating to gold mining in Merioneth. It includes notes on various gold mines in the county; correspondence addressed principally to O. Parry Hughes, 1918-36; typescript evidence prepared for the Merioneth Gold Mining Inquiry, 1930, and a report of the proceedings; memoranda relating to the formation and development of the Merioneth Mining Development Committee, 1930; copies of printed reports by Professor Henry Louis on the possibilities of gold mining in Merioneth, 1930; notes on diamond drilling and its possibilities in Merionethshire; together with a few printed items, two photographs, press cuttings and miscellanea.

Three short stories depicting Welsh life in the counties of Merioneth and Anglesey. They are entitled 'Myfanwy Owen and Others', 'Teulu Nantceiliog' and 'Chancellor Bevan Bod Ifan'.

Press letter books, 1878-1920, press invoice books, 1878-1919, account books, 1893-1920, and a minute book, 1900-1901.

Treatises in Latin; a Greek vocabulary; material relating to the hundreds and parishes of Merioneth, Montgomeryshire and Pembrokeshire; 'the Syren & the hundredes of Engelonde'; rentals of several North Wales manors; an account of a tax paid by North Wales counties in 1701; a transcript of documents of King Alfred; etc.

A volume, 1906, containing completed financial returns, issued by the Welsh Church Commission, and balance sheets of parishes in the Diocese of Bangor, relating specifically to the Archdeaconry of Merioneth.

A bibliography compiled by T[homas] Hevin Williams in 1931 for a study of Merioneth place-names.

Transcripts, mainly by Robert Vaughan, Hengwrt, of the extent of the lordship of Denbigh, 8 Edward III; an exemplification of letters patent granted to John Weston, prior of the Hospital of St John of Jerusalem, 7 Henry VII; an undated extent of Merioneth; accounts of the escheator of Merioneth, 1615; and the extent of Caernarvon, 26 Edward III. Ff. 131-134 are very fragmentary.

Transcripts of documents relating mainly to Merioneth: Instructions from the Council in the Marches to suppress felonies; charges to juries; a letter, with answer, to a gentleman in Wales touching suits in the Court of Star Chamber, 1598; a letter of recommendation of John Vaughan of Cair gay, 1601; a petition of the freeholders of Estymaner and Talpont; instructions to the Council in the Marches, 1606; a letter of Enianus, bishop of Bangor, to Lord John de Grey, 1310; orders for securing the peace of the Commonwealth; orders at Quarter Sessions, 1673; sentences against Hugh Nanney for incontinence, 1588, 1594; observations on tenures in Englefleld, Flintshire, and concerning a court held by Mr Mackworth; an order in the suit of Robert Lloyd v. Griffith Nanney, 1603; the opinion of George Lee concerning a Portuguese ship wrecked on the Merioneth coast, 1746; a draft petition for an Act to enclose Traeth Mawr and Traeth Bychan; a contract to erect a shire hall at Dolgelley, 1606; the divisions of Merioneth with their proportional assessments, 1689; a canvass for Mr Vaughan and a copy of R. W. Vaughan's address to Merioneth electors, 1796; a rental of Robert Morgan's estate; and the petition of Sir Robert Heath to Charles I.
Instructions to Sir William Bowes, Robert Bowes, and Lord Eure (Scottish border, 1589-1599), Sir George Carey in Ireland with the Earl of Essex, 1598, Mr Carrow Raleigh concerning musters, and Sir Thomas Shirley, Lord Sheffield, Dr Dale, and Mr Bodley (Low Countries, 1586-1598); instructions concerning the expedition to Spain, 1596; papers relating to the proposed Spanish marriage, 1623; speeches and petitions in Parliament, 1623-1626; a list of grants to the Duke of Buckingham and proceedings relating to his impeachment, 1626; and a letter by Ra: Eure, John Harbert, and Daniell Dunn from Breme, 1602.
Printed proclamations of the assumption of the style of King of Great Brittaine by James I, 1604, and of the calling in of testons, 2 Edward VI.
On the back of the former is a fragment of a Welsh poem beginning - 'a fi'n eiste'n obrydd...'

Papers of Elizabeth Baker, 1740-1798, comprising correspondence, 1743-1798; copies of verses, including some relating to the impeachment of Warren Hastings; correspondence relating to legal matters arising from the mining partnership and the ownership of the Nannau estate, 1779-1781; journals relating to silk worms, 1779-1782; and papers concerning politics, literature, and current events, 1740-1798.

Papers of Henry Robertson, comprising personal and estate papers, 1829-1907; records of a very large number of Welsh railway undertakings, 1786-1911, comprising books of reference, surveryors' notebooks, acts of parlimaent, bills and estimates, conveyances and other title deeds, specifications and tenders, prospectuses and miscellaneous papers; office papers, correspondence and miscellaneous professional papers, 1824-1903; papers relating to several clubs and societies, 1888-1907; and printed books and papers, 1786-[c.late 19th cent.].

Deeds, 1555-1918, of clients and relating to properties in Cardiganshire, Merionethshire, Montgomeryshire and Radnorshire, including papers of the Penglais estate in the Aberystwyth area, 1555-1918; Aberystwyth borough records, 1759-1813; letters, 1794-1882; papers of John Parry, solicitors, Aberystwyth, including share certificates of the Aberystwyth Gas and Coke Company, 1839; Bwlch Consolidated Lead Mines, 1847; records concerning the Aberystwyth and Tregaron Bank, 1813-1844; miscellaneous papers, [c. 1783]-1932; printed items, [c. 1783]-1867; certificates of shares in the Aberystwyth Public Rooms, 1818-1821, and the Robinson Gold Mining Company, 1903; letters and papers relating to the estate of Roderick Richards, Penglais, [c. 1830]; builders' accounts, 1845; and tithe receipts, 1927-1932.

One of two volumes containing press cuttings, many of them from newspapers published in Wales and including material largely, but not exclusively, of Merioneth interest, broadsides, posters, leaflets, letters, poetry (including Pennill[ion] ar ddyfodiad William Robert Maurice Wynne Ysswain Aer ac Etifedd Peniarth iw oed, Chwefror 15 1861 ... by Robert Llewelyn Roberts, Llanenddwyn and a song on the same occasion by Harry William of Barmouth, formerly of Llanegryn), portraits, etc. The collection of the material was begun by William Watkin Edward Wynne (1801-1880) of Peniarth, Merioneth.

One of two volumes containing press cuttings, many of them from newspapers published in Wales and including material largely, but not exclusively, of Merioneth interest, broadsides, posters, leaflets, letters, poetry (including Pennill[ion] ar ddyfodiad William Robert Maurice Wynne Ysswain Aer ac Etifedd Peniarth iw oed, Chwefror 15 1861 ... by Robert Llewelyn Roberts, Llanenddwyn and a song on the same occasion by Harry William of Barmouth, formerly of Llanegryn, portraits, etc. The collection of the material was begun by William Watkin Edward Wynne (1801-1880) of Peniarth, Merioneth.

A microfilm copy of part of PRO MS LR2/236 containing a survey of Merioneth, 1592.