Notes, [c.1680], on the descent of the whole Herbert family, including the Herberts of Pembroke, Coldbroke, Powis Castle and Cherbury.

An account, [1700x1750], of medieval Welsh politics from the twelfth century to the fifteenth century, with particular reference to Powys; together with an account, [c.1730], of the history of the Herbert family (both of Powis Castle and of Cherbury) to the 1730s; and drafts, [1700x1750], of a comedy and a tragedy.

A composite volume of transcripts in the hand of Owen Jones ('Manoethwy'). The contents include 'cywyddau', 'awdlau', 'englynion', 'carolau' and 'cerddi' by Ifan Tew Brydydd, Hari ap Howel alias Harri Hir, Wiliam Cynwal, Sion Tudur, Morus Dwyfech, Gruffudd Hiraethog, Sr. Dafydd Llwyd Ysgolhaig, Llywelyn ap Gytyn, Guto'r Glyn, Hywel D'd Bevan ap Rhys ('o Sir Fon'), Rhydderch ap Sion, Dafydd Nanmor, Rhys Goch o Eryri, Huw Arwystl, Morys ap Ifan ap Einion ('Morus Dwyfach Medd MS arall') Sr. Dafydd Trefor ('Dr. John Kent ... Medd MSS M.P.', 'Sion Dafydd Trefor ... Medd MSS L.O.'), Howel ap Reinalld, Mredydd ap Rhys, Gruffudd D'd ap Howel, Rhisiart ap Howel Da 'Beinion, Bedo Phylip Bach ('Rhai a ddywaid mae Deio ap I'n Du ai Cant... '), Huw Pennant, Sion y Kent, Lewis Glyn Cothi, Edward Maelor '('Mae'n debig mae Edward ap Rhys Maelor ydyw Hwn... '), Dafydd ap Gwilim, Iolo Goch, Simwnt Vychan, Sr. Huw Jones ('Vicar Llanfair ynyffryn Clwyd'), Tudur Aled, Dafydd Llwyd ap Llew ap Gruff., Sion Brwynog, Iorwerth Fynglwyd, Taliesyn Aneurin G[wawdrydd], Maer Glas ('medd rhai'), Robin Ddu, Owain Twna, Dafydd Gorllech, Ifan Brydydd Hir, Edward [ap Rhys], Ie : Dyfi, Llywelyn ap Owain, Thomas Prys ('o Blasiolyn Esquire'), Edmund Prys, G[ruffydd] Philip, W. Elias (1730), Owain Gruffydd, Gruffydd Nannau (1654), Owain Gwynedd, Thomas Owen (1730), William Llyn, Tudur Penllyn, Huw Kae Llwyd, Llywelyn Goch Amheurig Hen, Edward Davies (Rhiwlas), Rich. Abram, Moris ab Evan ab David, Cadwaladr Roberts (ab Robert), Dafydd ab Sienkin, Richard [Davies] ('Esgob Dewi'), Ragiar [sic] Kyffin, Huw Morys, Arthur Jones (1734), Mathew Owain, Ellis Cadwaladr, Moris Rhobert ('o Sir Feirionydd'), Thomas Davies ('o Sir Drefaldwyn'), Robert Cadwalad[r] ('o Blwy Pennant'), Richd. Thomas D'd ('o Sir Fon'), Richard Ffoulkes, John Edwards, John Hughes, Moris ab Evan ap Dafydd ('o Lanoge'), Sion Ffoulke, Sion ab William Griffith ('o Lanfihangel ... '), Sion Phylip, G[ruffudd] Leiaf, D. Sion, W[iliam] Phylip, Rhisiart Philyp, H. ab Evan, [John Davies] 'Sion Davydd Las', Lewis Owain, Morgan Dafydd, Edwart Morris and Robert Klidro, and anonymous poems; 'englynion', etc. by contemporary poets, largely of the Richards (Darowen) circle of friends e.g. John Evans ('Ioan Maelor'), W[alte]r Davies ('Gwallter Mechain'),' R[ober]t Davies ['Bardd Nantglyn'], 'G. Brwynog', R[owland] P[arry] (Carndochan), H. K. (1851), Phoebe neu Eunice Jones (Llynlleifiad), [Peter Jones] 'Pedr Fardd', [William Edwards] 'Gwilym Padarn', [Morris Jones] 'Meurig Idris' and J. Blackwell ('Alun'), and anonymous poems; 'Sidanen Or a Song in Praise of the Glorious Queen Elizabeth' by Edward ap Rhys Wynne ap William Prys of Clygyrog, 'The meritorious gratulation of Esqr. Strangways to Llangedwyn ...' by John Davies, and anonymous English poems; prose texts, in some cases two copies, of 'Tri thlws ar ddeg o Frenindlysau Ynys Brydain ... ', 'Drygioni Medd'dod', 'Dewis bethau Howel lygad Cwsg', 'Trws'neiddrwydd Gruffydd ap Adda ap D'd', 'Achau Llewelyn ap Gruffydd y Tywysog diwaethaf o'r Cymru', 'Ymddiddanion ffraethion Cynhengras a fu rhwng y Pawn bach o Wickwair yn y Rhôs Is Conwy a Gwgon o Gaer Einion y Mhowys. A elwir yn gyffredin Araith Wgon', 'Cronigl Cymru a Lloy(e)gr yn amgyffred fal y treuthir isod' (with an additional 'narration' by Rice Jones), 'Taliesin a'i traethodd', 'Rhwng Merddin a Gwenddydd ei chwaer' and 'Merddin a Gwenddydd', 'The Most noted Poems in Mr Bulkeley of Brynddu's Collection' (now NLW MS832); 'An account of the wages paid the workemen for raissing a fence upon Ceiriog under Pentre gwyn a Tenem[en]t of the Hond. John Myddelton Esqr.', with a covering letter from Richd. Ffoulkes (transcribed from Cwrtmawr MS 222, p. 57v.); a power of attorney from Oliv[er] Thomas, Shrewsbury, yeoman to John Thomas Rees, Llanymowthwey, Merioneth, yeoman, 1674 (original in Cwrtmawr MS 222, p. 61) and a letter relating thereto from Robert Vaughan, Salop to John Thomas Rees (original in Cwrtmawr MS74, No. 3); records of the births and baptisms, 1712-33 [at Llansilin], of the children of Richard Ffoulkes (original in Cwrtmawr MS 222, p. 60v); transcripts of fifty-nine letters of Walter Davies ('Gwallter Mechain'), 1793-1831 and undated, largely addressed to Thomas Richards at Berriew and Llangynyw; a prospectus, 1793, of 'Celtic Remains' in two volumes, the first by 'the Late Lewis Morris Esq.' and the second by Walter Davies, All-Souls College, Oxford; letters largely to Thomas Richards, Berriew and Llangynyw or David Richards ('Dewi Silin') from Peter Bayley Williams, Llanrug, 1828, John Jones ('Tegyd'), Christ Church, Oxford, 1819-22 and undated, W[illiam van Mildert] bishop of Llandaff, 1822, D. Davies, Chester, 1825, Wm. Owen Pughe, London, 1812-19, Ebenezer Thomas ('Eben Fardd'), Llangybi, 1824, Robt. Parry ('Robyn Ddu Eryri'), 1824 and undated, Tho. Jones, Long Acre, London, 1825, W. Owen ('Eos Glan Hafren'), Newtown, 1824, John Roberts, Tremeirchion, 1822, Robt. Davies ['Bardd Nantglyn'], 1825 and undated, and A[neurin] Owen, [Nantglyn], 1821; a list of titles and first couplets of the poems of Dafydd ap Gwilym; 'Llyma henwe y 24 brenin or brutanied... ' (originally from a manuscript of William Thomas, Llanallgo). Inset at the end of the volume are transcripts of Montgomeryshire pedigrees, etc. Much of the material in the volume has been transcribed from other volumes now in the Cwrtmawr Collection (e.g. MSS 200, 222, 242 and 243) and there are references to such sources as 'un o lyfrau Maesglas Mallwyd' (transcribed in 1857) (p. 269), a manuscript in the hand of Robert Arthur (p. 342), 'Llyfr ym meddiant Lowri Jones' (p. 380), etc. A note pasted on the inside of the upper cover states 'This Vol. was copied by Owen Jones (brother of Myrddin Fardd) from a MS Vol. ... in the handwriting of Lewis Morris [Cwrtmawr MS 200] now at Bryntanad, Llanerfyl Montgomerys[hire] (Richards) E. Breese'. Owen Jones was for a short time a private tutor at BrynTanad (see The Dictionary of Welsh Biography). The spine is lettered 'Mannoethwy MSS'.

Pedigrees (54 pp.) of various families in Caernarvonshire (Llŷn and Eifionydd), Montgomery, Merioneth, Denbigh and Anglesey, etc. transcribed by John Jones ('Myrddin Fardd') from an unnamed source or sources, possibly early eighteenth century. The first page is marked 'Copy No. 28'. A loose press cutting in the volume contains a carol ('Carol Newydd') by [Gruffydd Roberts] 'Gyttyn Lleyn'.

Transcripts of miscellaneous entries of baptisms, marriages, and burials from the parish registers of Cemmes, Mallwyd, Machynlleth, Penegoes, Trefeglwys, Llanwnog, and Darowen; genealogical notes and extracts relating to individual families, e.g., Tibbott of Llanbrynmair, Swancott of Trefeglwys and Llanwnog, and Bowen of Trefeglwya; lists of Bennett marriages, burials, and baptisms, 1631/2-1859, from the parish registers of Trefeglwys, Llanbrynmair, Llanidloes, Llangurig, Carno, and Llandinam; transcripts of miscellaneous memorial inscriptions; extracts from printed matter; etc.

Extracts from memorial inscriptions in the churchyards of Llanllugan, 1817- 1910, Trefeglwys, 1833-1847, Llanwyddelan, 1783-1887, and Manafon, 1865-1908; transcripts of miscellaneous entries of baptisms, marriages, and burials from the parish registers of Tregynon, 1689-1800, Manafon, 1689-1784, and Carno, 1755-1836; abstracts of title deeds of the families of David of Garthbwt [Llanwnnog], 1679-1816, and Bennett of Glanyrafon, Trefeglwys, 1546?-1795; genealogical entries extracted from family Bibles, etc.; extracts from a diary ('Hen Lyfr y Parch. R. H. Jones') recording preaching tours of Merionethshire, Denbighshire, Flintshire, and Montgomeryshire, 1819-1822; and genealogical notes and extracts from printed and manuscript sources.

Transcripts of miscellaneous entries of baptisms, marriages, and burials from the parish registers of Llawryglyn, Llanbrynmair, Cemmes, Mallwyd, Dolgelley, Talyllyn, and Llanwnog; extracts from memorial inscriptions in the churchyards of Llan[bryn-mair], 1786-1791, Yr Hen Gapel [Congregational Church, Llanbryn-mair], 1845-1895, Cemmes, 1722-1773, Llanwrin, 1701-1891, and Llanwnog, 1757-1822; genealogical notes relating to the families of Anwyl, Jones of Cilfach y Rhiw, etc.; extracts, 1806-1824, from the manuscript diaries, etc., of the Reverend John Elias ('o Fôn') at Bala College [now part of the C. M. Archives deposited in the National Library of Wales]; miscellaneous extracts from printed and manuscript sources; and lists of 'Lla[nbryn-mai]r persons married to outsiders', 1663-1747, and of 'Outsiders buried at Llanbrynmair', 1663-1747.

Draft pedigrees and miscellaneous genealogical extracts and notes from parish registers and other manuscript sources and from printed publications relating largely to individual Montgomeryshire families, e.g., Jervis of Llanbryn-mair, Burton of Darowen, Bennett of Trefeglwys, etc., Bowen of Trefeglwys and Llanwnnog, Swancott of Trefeglwys and Llanwnnog, Kinsey of Llandinam, Savage of Trefeglwys and Llanwnnog, Goodwyn of Trefeglwys, Worthington of Trefeglwys, Mills of Trefeglwys, Jerman of Trefeglwys, Ashton of Trefeglwys, Pughe of Darowen and Penegoes, Pugh of Aberffrydlan [in Llanwrin] and Abergwydol [in Darowen], etc. Among other items included in the extracts are some nineteenth century statistics of Calvinistic Methodist churches and Sunday Schools in the Llanidloes area; material relating to Llanbryn-mair from parochial records, 1663-1821, and from records of the Court of Great Sessions, 1662-85/6; abstracts of probate records of Quakers in Trefeglwys, 1708-76; and a pedigree chart of Principal J. H. Davies, University College of Wales, Aberystwyth.

Extracts of baptisms, marriages, and burials from the parish registers of Cemmes, 1781-1812, Llangurig, 1736/7-1867, Llanidloes, 1745/6--1790, and Trefeglwys, 1727-1809; extracts from memorial inscriptions in the churchyard of Yr Hen Gapel [Llanbryn-mair], 1800-1882; 'A few particulars out of Llangurig Wills', 1746-1799; extracts, from the license book, of marriages in Llangurig, 1765-1813; extracts from Welch Piety, 1752-1763; abstracts, extracts, and notes relating to the pedigrees of the families of Goodwin of Carno, Soley of Tregynon, Wood of Llanwnnog, etc.; transcripts from the Trevecka Letters of two letters, 1748/9, from W. J[ ones], Trefollwyn, Anglesey, to [Howell] Harris; etc.

Abstracts of Estimaner probate records, 1705-1790; a copy, in the writer's hand, of a letter from Richd. Bennett to Dr. [D. C.] Lloyd-Owen, undated ( probate records at Bangor); extracts of baptisms, marriages, and burials from the parish registers of Kerry, 1616-1791, Llanwrin, 1709-1812, Llanfair Caereinion, 1725-1776, Penstrowed, 1672-1832, Llanwnog, 1683-1745, Llanwyddelan, 1772-1828, and Llandinam, 1721-1868; abstracts of two deeds relating to properties in Llanegryn, 1749-1772; statistics relating to the [ Newtown] District of [Calvinistic Methodist] Sunday Schools, 1858-1862?, extracted from a volume in the custody of J. R. Evans, Trefeglwys; miscellaneous eighteenth century extracts from parish registers relating to the Montgomeryshire families of Morris, Stephens, etc.; extracts from memorial inscriptions in the churchyards of Llandinam, 1711-1883, Llanwnog, 1757-1910, and Llanbryn-mair, 1830-1842, and of Caersws Baptist Church, 1869- 1904; and transcripts and extracts from manuscript and printed sources, among them being an annotated list of sheriffs of co. Montgomery, 1541- 1847, 1867. The volume was compiled in 1930.

Extracts (seventeenth-nineteenth century), largely of baptisms, marriages, and burials from the parish registers of Tref[eglwys], Ll[anbryn-ma]ir, Darowen, Llandinam, Carno, Llanegryn, Towyn, and Llanfrothen, relating to individual families, e.g., Benbow of Trefeglwys, Ashton of Trefeglwys, Wilson of Llandinam, Trefeglwys, and Carno, Evans of Tref-eglwys, Brees of Trefeglwys, Jones of Llanbryn-mair, etc.

Extracts from E. Griffith: Hanes Methodistiaeth Trefaldwyn Isaf (Caernarfon, 1914), J. Hughes: Methodistiaeth Cymru (Gwrecsam, 1861-1866), J. Morris: Hanes Methodistiaeth Sir Gaerfyrddin (Dolgellau, 1911), and H[owell] H[arris] diary, no. 53; and extracts (seventeenth-nineteenth century), largely from the parish registers of Kerry, Llandinam, [Llan]idloes, Llanwnog, and Carno, relating to individual families, e.g., Edwards of Kerry, Maurice Davies of Llandinam, Savage of Llanwnog, Wilson of Carno, etc.

Extracts of burials from the parish registers of Llanwrin, 1737-1778, and Chirbury, 1636-1706; abstracts of a few probate records from Trefeglwys, Pennal, Dolgelley, Carno, Llandinam, Llanidloes, and Llanegryn, 1667-1788; and genealogical extracts from printed sources.

Abstracts of records largely of Montgomeryshire interest preserved in the Diocesan Registry, Bangor, including petitions for the registration of Dissenters' meeting-houses, ?1788-1811, marriage license bonds, 1763-1813, orders of penance, 1758, etc.; extracts of marriages from the parish register of Llanbrynmair, 1837-1849; extracts from memorial inscriptions in the churches and/or churchyards of Llanwnog, 1772-1841, and Llanbrynmair, 1872; abstracts of terriers of the parishes of Llanbrynmair, 1630-1775, Cemmes, 1685-1791, Darowen, 1663-1686 and undated, and Machynlleth, 1630- 1730; and miscellaneous genealogical extracts and notes, some relating to members of the Calvinistic Methodist churches of Graig, Staylittle, and of Rhydwen, Dylife. The volume was compiled in 1922.

Abstracts of title deeds and documents of the families of Owen and Evans of Eskeirieth [in Trefeglwys], 1660/1-1833, Bennett of Derwllwydion [in Trefeglwys], 1765-1817, Jones and Owen of Ddolgoed in Talyllyn and of Tyddyn Llawr in Penegoes, 1738-1849, Lloyd of Cefnbarrach in Trefeglwys, 1691/2-1808, etc.; notes on the family of Jones of Ddolgoed; extracts from memorial inscriptions in the churchyards of Llanbrynmair, 1781-1862, Trefeglwys, 1792-1915, Llandinam, 1814-1896, Bettws [Cedewain], 1769-1914, and Capel Bangor, co. Cardigan (with references to the family of Edwards of Pwllcenawon), 1829-1901; a list of overseers of the poor and churchwardens of the upper and lower divisions of the parish of Llanbrynmair, 1706-1743; abstracts of deeds (in the 'C.M. Safe, Llanidloes'), 1795-1811, relating to properties in Carno and Llandinam, including the site of Gleiniant Calvinistic Methodist chapel; abstracts of deeds in the Peniarth, Celynog, and other collections in the National Library of Wales; a list of probate records of Montgomeryshire and Merioneth interest, 1660-1698; miscellaneous extracts from the parish registers of Llandinam, Bettws [Cedewain], Kerry, Llanidloes, Trefeglwys, Llangurig, Penstrowed, Llanwnog, Carno, Talyllyn, Pennal, Llanbrynmair, Penegoes, Cemmes, Machynlleth, Darowen, Mallwyd, Llanwryn, etc., and from the register of Penllwyn [Calvinistic Methodist Church, co. Cardigan] (with references to the family of Edwards of Pwllcenawon); extracts from Trevecka Manuscripts; and miscellaneous extracts from manuscript and printed sources. The volume was compiled in 1925.

Extracts from R. Williams: 'Montgomeryshire Nonconformity: Extracts from Gaol Files, with notes', Collections Historical & Archaeological relating to Montgomeryshire. . ., vols. XXIV-XXVIII, from W. V. Lloyd: 'Miscellanea Historica; or the Public Officers of Montgomeryshire, with brief genealogical notes', ibid., vols. VI-VII, and from E. Rowley Morris: 'Miscellanea Historica . . .', ibid., vol. XXVII; a list of 'Some jurors belonging to the Machynlleth Hundred not named in the preceding pages', copied from the manuscripts of E. Rowley Morris; and a list of references to 'Upper Montg[omeryshire], Persons, or C[alvinistic] Meth[odists]' from J. Foster: Alumni Oxonienses . . .1715-1886 (Oxford, 1887-1888).

Annotated abstracts of Arwystli and Estimaner probate records preserved in the District Probate Registry, Bangor, 1635-1855. MS. 11862 contains similar abstracts (partly from the papers of D. C. Ll[oyd-] O[wen]) of Montgomeryshire probate records preserved in Somerset House, 1681/2-1778. MS. 11862 is indexed. MS. 11863, compiled in 1924, contains extracts from the parish registers of Towyn, Pennal, and Talyllyn, 1663-1840, and extracts of Montgomeryshire interest from printed sources, including pedigrees and lists of contributions to the London Missionary Society, 1799, 1824, 1831-1832.

Miscellaneous genealogical notes chiefly written by Walter Davies with some in the autograph of John Jenkins and Angharad Llwyd and mainly relating to Montgomeryshire.

Papers of Dr D. C. Lloyd-Owen, [17 cent.]-1925, relating mainly to the genealogy and history of Montgomeryshire, including transcripts from the Parish Registers of Darowen, Penegoes, Machynlleth, Llanwrin, Cemmaes and Llanbrynmair, [1890s]-[20 cent., first ¼]; copies of, and notes on, several wills pertaining to these districts, [19 cent., last ¼]-[20 cent, first ¼]; Welsh pedigrees, [19 cent.]-1917; letters from Richard Bennett, E. Rowley Morris, J. Morgan Richards, M. A. Ruck and others, mostly on genealogical matters, 1868-1925; manuscripts of, and relating to, John Owen, Machynlleth, [18 cent, last ¼]-1899; and a French treatise on heraldry, [17 cent].