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A composite volume containing miscellaneous historical and literary material in the hand of Edward Williams ('Iolo Morganwg'). Pp. 24-36 contain a transcript of a version of the medieval Welsh Chronicle of the Princes associated with the name of the fifteenth century poet and genealogist Ieuan Brechfa with the title or superscription 'Brut y Tywysogion . . . a dynnwyd o Lyfrau Caradawc Llancarfan ac eraill o hen Lyfrau Cyfarwyddyd a ysgrifenodd Ieuan Brechfa'. The transcript was allegedly made by Edward Williams from a volume in the possession of Rhys Thomas, printer, of Cowbridge, and the text was published in The Myvyrian Archaiology of Wales, vol. II, 1801, pp. 470-565 (bottom section of pages). Pp. 37-135 contain one of the two known reputed transcripts by Edward Williams of the allegedly variant version of the aforesaid Welsh Chronicle of the Princes known as 'Brut Aberpergwm' or the 'Gwentian Brut'. The title or superscription reads 'Llyma Vrut y Tywysogion val y bu Ryfeloedd a Gweithredoedd enseiliaid a Dialeddau a Rhyfeddodau gwedi eu tynnu o'r hen gofion cadwedig a'u blynyddu'n drefnedig gan Garadawc Llancarfan', and the text was reputedly transcribed by [Edward Williams] 'Iorwerth Gwilym' in 1790 from one of the manuscripts of the Reverend Thomas Richards, curate of Llangrallo [co. Glamorgan], who, in turn, had reputedly copied the work in 1764 from a manuscript in the possession of George Wiliams of Aber Pergwm [co. Glamorgan] (see p. 135). For the other reputed transcript of this text allegedly from the same source see NLW MS 13113B (Llanover C. 26) above. Other items in the volume include pp. 13-18, variant versions of parts of the introductory section to Lewis Dwnn's Visitations (see S. R. Meyrick (ed.): Heraldic Visitations of Wales . . . by Lewys Dwnn (Llandovery, 1846), pp. 7 and 9); 18-20, a list of eleven Welsh writers who had recorded the genealogies and deeds of the Welsh ('sgrifennyddion a gadwasant gof am achau a gweithredoedd y Cymry') allegedly copied from a book in the possession of Ben Simon 'y Bardd o Borth Myrddin'; 20-24, a further list of twenty Welsh poets or writers who had written about Wales and the island of Britain ('Enwau'r Prydyddion Awdurdodol . . . a ysgrifenasant am Wlad Gymru ac am Ynys Prydain') (see IM, t. 308); 136-7, a note by [Edward Williams] 'Iolo Morganwg' in 1801 on the attribution of works to ancient writers and poets such as Caradawc o Lancarfan, Taliesin, etc.; 138-57, another account of the quarrels between Iestin fab Gwrgan, lord of Glamorgan, and Rhys fab Tudur, prince of South Wales, and between the said Iestin and Einion ab Collwyn, the invitation to Sir Rhobert fab Hamon and the Norman knights to intervene, the consequent conquest of Glamorgan by the Normans, and the division of the country between Sir Rhobert and his twelve knights, with brief notes on the subsequent holders of the thirteen original divisions ('Hanes y Tri Marchog ar Ddeg a ddaethant i Forganwg yn Amser Iestin ab Gwrgan', allegedly transcribed from a volume in the possession of the Reverend Thos. Basset of Lann y Lai, co. Glamorgan); 158- 61, notes on variations in a second version of the account of the conquest of Glamorgan (pp. 138-57) to be found in the aforesaid Mr. Bassett's volume; 163-4, a list of Glamorgan bards with the places where they lived; 179 + 182, a brief chronicle of historical and pseudo-historical events in British history, 2nd - 5th century A.D.; 183, notes on an 'eisteddfod' held at Carmarthen in the time of Rhys ab Tewdur; 191-4, notes on Sir Robert Fitzhamon and his twelve knights and 'chronological notes from the Encyclopaedia Britanica'; 195-223, transcripts of three series of triads with the superscriptions 'Trioedd Ynys Prydain o'r Delyn Ledr ymha Lyfr yr oeddent wedi eu hysgrifennu o Lyfr Mr. Robert Vaughan o Hengwrt' (91), 'Trioedd y Meirch' (11), and 'Llyma ychwaneg o Drioedd Ynys Prydain allan o Lyfr Mr. Robert Vaughan o Hengwrt' (4); 224, an anecdote relating to Maelgwn Gwynedd; 225-31, transcripts of Welsh verse attributed to Lewys Môn, Taliesin, and Cattwg ddoeth; 231-3, lists of proverbial or wisdom sayings headed 'Llyma Gynghorion Cattwg ddoeth', 'Llymma Goreuau Cattwg Sant ab Gwynlliw', and 'Llymma Goreuau Meugant Bardd Cystenin Fendigaid'; 233-51, transcripts of series of triads with the superscriptions 'Llyma Drioedd a gant Iolo Morganwg', 'Trioedd Cattwg Sant', 'Llymma Drioedd a dalant eu hystyrio cyn gwreicca', 'Llymma Drioedd y Gwragedd priod', and 'Llyma Drioedd o hen Lyfr Lewys Hopcin'; 257-66, transcripts of Welsh poems and exemplary verse attributed to Mab claf i Lywarch, Y Cwtta Cyfarwydd, and Dafydd Nanmor; 271-5, an incomplete series of triads (5 + part of 6) with the superscription 'Llymma Drioedd Cof Cyfarwydd yn son am hynodion o wyr ac o betheu a fuant gynt yn Ynys Prydain . . .' (pp. 267-70, with p. 267 inscribed 'Trioedd Ynys Prydain o Lyfr Iaco ab Dewi gan Rys Thomas, Argraphydd, a fu gynt yn eiddo Twm Siôn Catti', were probably formerly the upper and lower covers of a home-made booklet intended to contain a version of the third series of 'Trioedd Ynys Prydain' of which the contents of pp. 271-5 are probably a fragmentary draft (see Rachel Bromwich: 'Trioedd Ynys Prydain' in Welsh Literature and Scholarship (Cardiff, 1969), p. 13)); 287-300, an alphabetical list of old Welsh words with modern equivalents; 303-09, brief notes headed 'Some account of the Welsh Bards'; 315-17, etymological and other miscellaneous notes; 318, transcripts of a short series of Welsh triads called 'Trioedd yr Addurneu' and of four 'englynion' attributed to [Edward Williams] 'Iolo Morganwg'; 319, a brief note relating to ? Nonconformist meetings associated with Blaen Gwrach [co. Glamorgan]; 327-34, a transcript of the poem 'Kad Goddeu' attributed to Taliesin; 335-8 notes relating to a Unitarian society called 'Gwyr Cwm y Felin' which allegedly flourished at Cwrn y Felin, co. Glamorgan, in the eighteenth century with a reference to Edward Williams's attitude to Unitarianism (see TLLM, tt. 215, 239, 314, and IM, t. 73); (continued)

339-47, notes relating to developments in Welsh metrics and literature to the late eighteenth century; 349-50, notes on the 'Cimmerii' or 'Cimbri', etc.; 351, a note on the connection between the freemasons and St. Alban; 352, a list of the princes of Glamorgan from the time of Aedd Mawr to the time of Iestin ap Gwrgan; 363-5, transcripts of two poems attributed to Morgan Talhai 'o Lansanffraid Fawr ym Morganwg'; 371-4, historical memoranda relating to Gower including an incomplete list of the lords of Gower from the time of Henry I onwards; 375-82, etymological and historical notes relating to the names and regions of Gwent / Essyllwg / Morganwg (mention of 'Ragland Castle Library, the best collection of old Welsh MSS. that ever existed'); 383-4, a note on the possible antiquity of the period of the formation of the Welsh language; 384-90, miscellaneous poetic and other extracts mainly Welsh, and lists of the names of the months in Armoric and Cornish; 393-4 a transcript of an eight-stanza English poem by Taliesin Williams 'written at the Lamb and Flag, Vale of Neath, 1816'; 401-03, a draft copy of an advertisement for the proposed publication of a Welsh quarterly magazine to be called 'Goleugrawn Deheubarth', the first issue to appear in June 1818; 407-11, extracts from [William] Coxe: [An Historical Tour in] Mon[mouth]shire . . . (London, 1801), part 11, appendix 1; 415-18, a copy of a tale relating to King Arthur and his knights sleeping in a cave full of treasure at Craig y Ddinas; 419-22, extracts from [P. H.] Mallet [: Northern Antiquities . . .] and the works of Caedmon; 423-30, notes headed 'Plan of the Analytical Dissertation on the Welsh Language by E[dward] W[illiams]'; 431-5, brief notes relating to the cultivation of literary languages and 'the mode of examining or investigating the principles on which any language has been formed'; 436, a brief list of the 'numerous names of God' in Welsh; 440 + 453, notes relating to ? earth tremors in the area between Cowbridge and the sea in July and August 1809; 445-8, notes headed 'Preface to History of the Bards - hints', with references to the work of [Edward] Jones ['Bardd y Brenin']; 455-7, extracts from [George] Lytte[l]ton : [The] History of [the Life of King] Henry the Second; 457-9, miscellaneous triads; 460-61, extracts from poems by Tudur Aled and G[uto'r] Glyn to abbots of Lanegwystl; 471-82, two sets of notes headed 'On Welsh Literature. Miscellaneous' and 'Cardigan and North Pembroke Dialects' containing general observations on the nature, etc., of Welsh literature and the Welsh language with references to classes held for learning to read Welsh; 482-6, notes on a reputed Welsh bard 'Keraint Vardd Glas otherwise Y Bardd Glas Keraint seemingly the Glaskerion of Chaucer'; 487-91, copies of two rhetorical prose exercises in the form of two love-letters in Welsh addressed by a member of the Powel family of Llwydiarth [co. Glamorgan] to a young lady; 491-500, a brief sketch in Welsh of the history of Morgannwg from the time of Morgan Mwynfawr to the time of the Tudors reputedly from a volume once in the possession of the Reverend Mr. Gamais (Gamage), vicar of St. Athan [co. Glamorgan], and then in the possession of Mr. John Spencer of the same parish; 501-05, transcripts of two letters reputedly exchanged between the sixteenth century poets Siôn Mowddwy and Meirig Dafydd concerning criticism by the latter of the former's verse, mention being made by Meirig Dafydd of the rival Welsh strict-metre systems of Dafydd Emwnt and the bards of Morgannwg (for references to manuscript and published versions of these letters see IMCY, t. 167, and TLLM, t. 86, n. 26-7, and for the opinion that Meirig Dafydd's reply was composed by Edward Williams himself see TLLM, t. 78, n. 6, and t. 86); 505, 'Llyma bump Tywysawglwyth Cymru'; 507- 12, an incomplete list of twenty four early kings of Britain recounting their feats and accomplishments ('Hanes Pedwar Brenin ar hugain a varnwyd yn henna ac yn wrola o'r Brutaniaid i Ddeiliaid ag i Gwncwerio'); 513-16, notes on the lineage of Iestyn ap Gwrgan ('Llyma wehelyth Iestyn ap Gwrgan un o bump Brenhinllwyth Cymru a Phen hynaif Tywysogion Ynys Prydain' reputedly 'o Lyfr Thomas Hopkin o Langrallo'); etc. In three instances notes have been written on the blank verso or margins of printed copies of the following - an abstract of a report on a meeting, May 1820, of the governors and friends of the medical charitable organisation known as the Welsh Dispensary (171-8), proposals for publishing Edward Williams's two volumes of English verse Poems Lyric and Pastoral in 1792 (180-81), and an advertisement for letting 'a desirable family residence' in Cardiff (184-5).

Miscellaneous papers and note-books containing notes, extracts, transcripts, lists, etc., in the hand of Edward Williams ('Iolo Morganwg') bound together in one volume. The contents of pp. 53-60, 73, 75, 86-9, 91, 143-206, 209-17, 233-8, and 279-90 consist mainly of lists or groups of Welsh words and phrases sometimes with English definitions and/or illustrative excerpts from the works of Welsh poets. Some of these lists or groups contain words extracted from one source such as poems by, or attributed to, Taliesin, or to be found in 'The Book of Taliesin', John Bunyan: Taith y Pererin, William Wotton: Cyfreithieu Hywel Dda . . . (London, 1730), etc. P. 13 is inscribed 'Glynn Papers 1821. Customs of the Manor of the Lordship of Coity Wallia. From a Copy in the Hand Writing of Richard Jenkins, Esqr., of Hensol Castle, Glamorgan, 1714', and is followed (pp. 17-27) by an incomplete copy of the presentments of a jury of survey for the lordship and manor of Coyty Wallia aforesaid [co. Glamorgan], 1631 [/2]. Other items in the volume include pp. 33-6, anecdotes relating to the brothers Richard and William Twrch and the building of the chapel (1586) and the porch (1600) at Bewper [ co. Glamorgan], with references to Inigo Jones (see also NLW MS. 13089E above); 37-41, a copy of Sir Walter Scott's 'Hymn to Christopher North, Esqr.' transcribed from Blackwood's Edinburgh Magazine, April 1821; 45-9, notes relating to the ruins of a ?Roman 'glass and pottery manufactory' near Caer Rhun [co. Caernarvon], and to nature in the languages and literatures of Wales and England; 69-71, a transcript of the answers to a questionnaire relating to the parish of Llantrithyd [co. Glamorgan]; 72, stanzas of ?two Welsh hymns; 83-4, notes on differences in the use of the verb in the Welsh of North and South Wales; 107-10, notes relating to the Welsh bardic tradition, more particularly the use of triads by the bards, with examples of such bardic triads and English translations; 112, a list of the persons (?commissioners) in whose presence the 'eisteddfod' was held at Caerwys [co. Flint] in 1565 (sic) and of the bards and musicians who were licensed at the said 'eisteddfod'; 113-34, ?extracts from [Paul Henri] Mallet: Northern Antiquities . . . [? the translation from the French by Thomas Percy, London, 1770] and [Joseph] Ritson: A Select Collection of English Songs (1783); 135-41, draft proposals for publishing a multi-volume work containing essays on aspects of Welsh literature, history, bardism, etc., with transcripts of, or extracts from, original Welsh documents and manuscripts relating thereto and English translations of the original source material (see Prospectus of Collections for a New History of Wales in Six Volumes . . . by Edward Williams (Carmarthen, 1819 )); 142, a note on the aims of 'Cymreigyddion Deheubarth, a Corresponding Literary (Philological) Society of South] W[ales]' and a list of six rules headed 'Unitarian Discipline and Polity'; 207-08, a list of Latin words, mainly common nouns, commencing with the letter v with English definitions and, occasionally, Welsh ? derivatives; 221, suggestions by E[dward] Williams re the cultivation of vineyards in Britain; 225-32, miscellaneous horticultural notes ('A New Method of propagating trees', 'A new . . . method of raising Cowcumbers', 'To ripen Grapes'), etc., extracted mainly from the Weekly Miscellany, [Philip] Miller: The Gardener's Dictionary . . ., and Ra[lph] Austen: A Treatise of Fruit Trees . . . ; (continued)

239-46, extracts ? from letters of L[ewis] Morris and a commonplace book of R[obert] Vaughan of Hengwrt relating to matters of Welsh etymological, bardic, and antiquarian interest, with comments, sometimes severely critical of the opinions expressed by Morris and Vaughan, added presumably by Edward Williams ('ignorance . . . inconsistency … willful lies, a complete triad of Lewis Morris' grand accomplishments', 'the abominable falshoods of Robert Vaughan'); 247 + 250, transcripts of 'englynion' attributed to Jenkin Richards and a note on Richards's religious attitudes (written on the blank margins, etc., of an incomplete copy of printed proposals, 1792, by [Sir] Herbert Croft for publishing a new edition of Dr . [Samuel] Johnson's Dictionary); 251-66, miscellaneous items including a list of the 'Names of Constellations in Wales', two notes relating to the bard Iolo [Goch], a note on a volume containing prophesies by various bards 'collected by Mr. Ellis Wynne of Las Ynys', ? an extract from a letter from W[illia]m Wynne to L[ewis] Mor[ris] relating to an ode by Goronwy [Owen] and his use of the 'Cadwyn fyr' measure, an extract from a letter from Edw[ar]d Llwyd to Robert Davies at Llannerch [co. Flint] referring to glass beads which may have been 'Roman or referable to our glain Neidr', an extract from a letter from R[ober]t Vaughan of Hengwrt to Archbishop Usher relating to the different yokes used in yoking oxen in Wales, a critical comment ? by Edward Williams on the opinions of Lewis Morris and [Robert] Vaughan of Hengwrt with regard to the story of Brutus, a brief note on 'The Cantref Breiniol' and the 'saith cantref' of Morganwg, an extract from a letter on the subject of freemasonry published in the Gentleman's Magazine, September 1794, lists of 'Y chwebeth a wnaeth i'r Brytaniaid golli anrhydedd ei Pendefigaeth', 'Meibion Cynfarch', 'Rhyfeddodau Ynys Prydain', 'Geiriau Gwir Taliesin', and 'Deuddeg pwnc cas gan Grist . . .', versions of the Lord's Prayer in Welsh, transcripts of four 'englynion' attributed to Huw Caerog, Huw Llyn, Hugh Pennant, and Wiliam Cynwal, and headed 'Englynion Eisteddfod Caerwys', extracts from various Welsh poems, etc.; 267-78, a fourteen point 'Outline of a Plan for a Complete and Superb History of the County of Glamorgan Sketched by Edward Williams, 1806'; 293 + 296, a memorandum of a proclamation, 1795, of a bardic meeting to be held at Pen Bryn Owain, co. Glamorgan, in 1796; 294-5, notes on Hywel Siôn of Brofeisgyn [co. Glamorgan] (2nd half 17th cent.) and 'Yr Hen Saphin' of Pen y bont ar Ogwr [co. Glamorgan] (? early 18th cent.), to both of whom many proverbial or popular sayings were attributed, and comments on the use of proverbs by the Welsh (? part of an introduction to a proposed collection of Welsh proverbs); 301-08, a copy of the introduction, the letter to the reader, and the notes on Arthur and his knights to be found at the beginning of Lewys Dwnn's volume of pedigrees of the families of cos. Carmarthen, Pembroke, and Cardigan (see S. R. Meyrick (ed.): Heraldic Visitations of Wales . . . by Lewys Dwnn . . . (Llandovery, 1846), pp. 7-10); and 309, a list of 'Grammars in the possession of E. Williams' (? 'Iolo Morganwg').

Miscellaneous papers and home-made booklets containing transcripts, notes, lists, jottings, etc., in the hand of Edward Williams ('Iolo Morganwg') bound together in one volume. The contents are extremely varied. Prose items include items such as a brief note on Dafydd ap Gwilym (40), notes relating to Gruffudd ap Cynan and the 'eisteddfod' at Glyn Achlach in Ireland (41-2), a list of 'Constellations in Glam[organ]' (46), a list of 'Rhannau'r Dydd' (47), a version of the tale of Elphin and Taliesin at the court of Maelgwn Gwynedd copied 'Ex 37 P.P.' (i.e. Paul Panton MS 37 now NLW MS 2005, of which see ff. 26 verso-48 verso) (75-96), a list of Welsh bards, 11th - 15th cent., with occasional notes (104-05), an anecdote relating to Owain Glyndwr taking refuge in Syr Lawrens Berclos' s castle (106), genealogies of Iestyn ap Gwrgant, lord of Morgannwg, 1091, Meuric, lord of Gwent, descendant of Iestyn, and Syr Rhaph Rhawlech (107- 10), an anecdote relating to Owain Cyfeiliawc (112), a note on the descendants of Iestin ab Gwrgant (114), a note on Richard y Fwyalchen sef Syr Richard Williams, fl. 1590-1630 (116), extracts from [Dauid] Powel [: The Historie of Cambria now called Wales, 1584], pp.191-2, relating to the Welsh bards and minstrels (123-5), genealogical notes on members of the Cecil family from the time of Sir Rotpert Sitsyllt, late 11th cent., to the time of Sir William Cecill, Lord Burghley (127-33), a brief note on the computation of time and on 'Elinor Goch o dir Iarll' (140), notes relating to Welsh bardic grades (149-54), extracts from the review of The Myvyrian Archaiology of Wales which appeared in The Monthly Review, July 1802 (159-60), a list of Welsh proverbs (161-3), a note relating to, and extracts from, Thomas Jones [: Carolau a Dyriau Duwiol, 1696] (165-6), a list headed 'Deuddeg Prifgampau Gwybodau Gwrolion' (169-71), a section headed 'Mangofion am yr hen Brydyddion a hen gerdd dafawd' containing notes and triads relating to Welsh bardism and more particularly the 'bardd teulu' and 'cerdd deuluaidd' (175-85), a copy of the bardic oath ('Adduned neu Dynghedfen Bardd') (191), notes commencing 'Pum Cenedl gynhwynawl a wladychant Ynys Prydain' (207-08), a note relating to Gilbert y Clar (ob. 1295) and his son (ob. 1313) (223), triads (224-5), brief notes on the five stages in the development of ? the Welsh bardic alphabet ('Pumoes Llythyr') (226), notes relating to Gruffudd ap Cynan's flight to Ireland, 1096, and his organising of a meeting of bards and musicians at Glyn Athlach (227), a note on 'Cadair arddangos Tir Iarll' (228), notes headed 'Glamorgan School (Poetry)' containing references to Rhys Goch ab Rhiccert, Norman literary influence in South Wales, Walter de Mapes, D[afydd] ap Gwilym, translations into Welsh, 'Saith Doethion Rhufain', 'Ystori Siarlymaen', the 'Mabinogion', and Walter, archdeacon of Oxford and the original of Geoffrey of Monmouth's 'Historia', and an anecdote relating to Rhys Goch Eryri, etc. (245-7), notes headed 'Bardism lost in North Wales' relating to the state of bardism in North and South Wales from circa 1400 onwards with comments on the restoration of the Welsh language in which Dr. John Davies [of Mallwyd] is referred to as 'the saviour of our language, its regenerator . . .' (253-7), a list of words and phrases ? from [Hugh Lewys:] Perl mewn Adfyd (263-4), a note on translating (295-6), a version of a conversation between teacher and disciple concerning creation, the nature of created matter, the first man, the first three letters, etc., with a note by Edward Williams on the word 'manred' (? the substance of created matter) (307-09), notes relating to the three bardic brothers Madawc, Ednyfed, and Llywelyn ap Gruffudd of Marchwiail [co. Denbigh], an 'eisteddfod' held at Maesaleg [co. ], ? temp. Edward III, another 'eisteddfod' at Marchwiail, temp. Edward III, Gwilym Tew and an 'eisteddfod' at the monastery of Penn Rhys in Glyn Rhodni [co. Glamorgan], an 'eisteddfod' at Caerfyrddin, N.D., successive re-organising of the rules and regulations relating to bards and bardism and musicians in the time of Morgan Hen, prince of Morgannwg, and his brother Ceraint Fardd Glas [10th cent.], of Bleddyn ap Cynfyn [11th cent .], of Rhys ap Tewdwr, lord of Dinefwr (with references to a quarrel between the said Rhys and lestyn ab Gwrgan, lord of Glamorgan, because the latter had carried off 'Rhol y Ford Gronn'), of Gruffudd ap Rhys ap Tewdwr, and of Gruff. ap Cynan, and the patronage of the bards by the squirearchy after the fall of the princes (311-16), rules of the bardic order headed 'Llymma ddosparth y Ford gronn ar Feirdd a phrydyddion a gwyr wrth gerdd Dafawd yn Llys yr amherawdr Arthur . . .', with a note on the disappearance of 'Dosparth y Ford Gronn' and its subsequent restoration by Rhys ap Tewdwr (323-32), another ? incomplete list of regulations for the bardic order headed 'Llymma Hen Ddosparth ar Freiniau a defodau Beirdd a Phrydyddion a phob gwrth (sic) wrth Gerdd Dafawd o Hen Lyfr Watkin Powel o Benn y Fai' (333-5), a version of the gorsedd prayer ('Gweddi Talhaiarn neu weddi'r orsedd') with an English translation (337), a short list of miscellaneous Welsh triads (343), brief notes on the saints Elli and Twrog and 'Llyfr Twrog' (360) (continued)

a list of 'Words collected in Blaenau Morganwg, anno 1770' (361-2), a list of eight ? chapter headings under the superscription 'Dissertation on the Welsh Language' (364), copies of, and a note on, inscriptions 'on Ffynon Illtud near Neath', and on a tombstone in Margam Abbey (371), a note on the institution of 'Y Ford Gronn' by the Emperor Arthur (372), anecdotes or notes relating to twelve Welsh saints (385-8), an anecdote relating to a quarrel between Dafydd ap Gwilym and Gruffudd Grug (389), notes on the fifteen tribes of Gwynedd ('Pymtheg Llwyth Gwynedd o Drefn y Brenin Alfryd ac Anarawd ap Rhodri Mawr . . .') (391-402), ? extracts from the letters of Goronwy Owen with comments by Edward Williams ('Iolo Morganwg') (409-15), a list of the names of authors of carols in a volume belonging to 'Mr. Davies o Fangor' (417-18), a note on the bard Llawdden (418), notes under the heading 'Eisteddfodau Gwynedd' referring to 'eisteddfodau' at Marchwiail (14th cent.), Nant Gonwy (15th cent.), Croesoswallt, Caerwys (16th cent.), and Bala (late 17th cent.), Gruffudd ap Cynan's visit to an 'eisteddfod' at Castell Dinefwr and his introduction of the bardic regulations formulated there into North Wales, etc. (included is an 'englyn' attributed to Dafydd Llwyd 'o Fathafarn') (418-22), an anecdote relating to the bard Llawdden and Gruff. ap Nicolas and the convening of an 'eisteddfod' at Carmarthen, 19 Henry VI (428-9), brief notes referring to 'cynghanedd' usage prior to the 'eisteddfod' at Caerfyrddin in 1451, changes inaugurated by Llawdden with regard to 'cynghanedd' and the strict metres, etc- (431-2), notes headed 'Llyma gyfarwyddyd parth ag am y Naw cwlm cerdd a fuant yng ngherdded Oesoedd amrafaelion ar arfer gan Feirdd a Phrydyddion Cymru' (433-4), notes on 'poetical talent' in the family of Meilir Brydydd, the Gower family in Glamorgan, the family of Einion ap Collwyn, and the 'Avan Branch of the House of Iestin ap Gwrgan', and general observations on the possibility of the development of poetic taste and ability in an individual, etc. (435-40 ), an ? incomplete list of triads headed 'Trioedd y Ford Gronn yn Nhir larll' (453-5) a note relating to 'cerddi teuluaidd' found in manuscript volumes in Glamorgan (463), a note on a bardic 'cadair arddangos' (464), an anecdote relating to Ifor Hael, Llywelyn ap Gwilym, and Dafydd ap Gwilym and a bardic convention at Gwern y Cleppa circa 1330 (466), a note on the bard-brothers Siôn, Wiliam, and Richard Philip of Ardudwy (467), a short list of three triads headed 'Trioedd Cadair Morganwg' (468), notes relating to an 'eisteddfod' at Nant Gonwy, 1 Edward IV, where the strict- metre poetic system devised by Dafydd ap Edmwnt at the 'eisteddfod' held at Carmarthen, 9 Henry VI, was ? officially accepted ('breiniwyd'), incorporating 'englynion' attributed to Dafydd ap Edmwnt and Twm Tegid of Llan Gower in Penllyn (479-81), a list of Glamorgan proverbs ('Diarhebion Morganwg Cymmysg') (499-506), two sets of outline notes headed 'Ancient British Literature' and 'Characteristics of ancient Welsh Literature in its several ages or periods' (507-10), a list of English proverbs headed 'Lantwit and Gower proverbs. The Devil's name in every one of them' (513), miscellaneous triads headed 'Trioedd Cymmysg' (515-16), two lists headed 'Deg Peth ni thalant ei hachub o'r Tan' and 'Deuddegpeth drwg a drwg fydd eu diwedd' (531), a list of 'Mesurau cerdd dafawd Cyffredin', which, according to a note at the end, were also known as 'Mesurau arwest' and 'mesurau cerdd deulu' (536-9), a note on poetical works which appeared in Wales circa 1350 and later in the same century and were attributed to Taliesin and other bards (540), notes referring to 'eisteddfodau' at Caerfyrddin in 1451 and 1460, Nant Conwy [temp. Tudur Aled], and Caerwys, temp. Henry VIII and temp. Elizabeth, with references to changes introduced in the bardic rules and regulations and incorporating an 'englyn' attributed to Ieuan Tew Ieuanc (541-3), and a brief note on the bardic 'Cadair Tir Iarll' (543). Verse items include transcripts of poems, largely 'englynion', or sections of poems attributed to D[afydd] ab Gwilym (40), Taliesin, Iolo Goch, and Llywelyn Goch ap Meyryg Hen (49), Y Bardd Glas o'r Gadair (97-8, 134-7), Caradawc Llancarfan (99), Gwgan Farfawc 'o Landathan' or Gwgan Fardd (100-04), Edward Rhisiart 'o Lan Fair y Bont Faen' (113), Dafydd y Blawd (115), Rhys Meigen (117), Thomas Morgan 'o'r Tyle Garw' (118-20), William Davies or Gwilym Tir Ogwr (122), Siôn y Cent (126), Elis Wynn 'o Las Ynys' (144-5), Edmund Prys, Ficar Clynog Fawr ('mab yr hen archiagon') (145-6), Siôn Morys 'o Lanfabon' (148), lorwerth ap y Gargam (223), y Parchedig D. Dafis, 'gweinidog Llwyn Rhyd Owain' (353-5), Daf. Benwyn (378), Dafydd Nicolas, Aberpergwm (390, 426), Dafydd Alaw (403- 04), Siôn Brwynog (405-06), Llawdden (406, ? 426, 428), Wiliam Cynwal (408 ), Richard Philip (408, 467), Wm. Llyn, Dafydd ap Edmwnt, Robert Clidro, Howel Bangor, and Cadwgan ap Rhys (425), Thos. Llewelyn 'o Regoes' (426), Gruff. ap Maredydd ap Dafydd, Rhisiart Iorwerth, and Siôn Tudur (427), Gruff. ap Dafydd ap Tudur (428), Tudur Aled and Huw Llwyd Cynfel (430), Prohl (with a note 'Einon offeirad, Bardd Syr Rhys Hen o Abermarlais, a elwid y Prohl . . .') (461-2), [Edward Williams] 'Iolo Morganwg' (467, 507 ), and Dafydd o'r Nant (481). Also included are lists or groups of Welsh words sometimes with English definitions, excerpts from the works of Welsh poets, these sometimes to illustrate specific words, miscellaneous genealogical data, notes relating to Welsh grammar and etymology, miscellaneous memoranda, extracts from a variety of printed sources, etc.

A volume (pp. 5-310) containing items of an extremely varied nature in the hand of Edward Williams ('Iolo Morganwg'). Included, pagination in brackets, are lists or groups of Welsh words, sometimes with English definitions or equivalents or notes (17, 25, 29, 34, 38, 43, 47, 53, 80-82, 89, 102, 125-6, 134, 142, 157, 161, 170, 182, 196, 203, 219-20, 225, 235-6, 238, 242, 245, 247, 263, 282, 292); extracts from Aneurin's 'Gododdin' headed 'Silldorriadau Gododin' (119-20); notes, sometimes very brief, on or relating to Welsh bardism (21, 27, 57, 72, 127, 156, 187, 192-3, 195, 244, 258), song writing (32), the characteristics of the work of Cattwg, Taliesin, and Aneurin (32), the coming of the Cymry to Britain from Deffrobani and their loss of sovereignty to the Romans and Saxons (36), the knowledge of letters amongst the ancient Britons (37), King Arthur's court (46), the 'modern literary dialect of the Welsh' and the medieval prose and verse of South Wales (49), Welsh poetic metres called ' traethodyn milwr', 'traethodyn cwtta', and 'traethodyn chweban' (52), Merfyn Gwawdrych, 9th cent., and his contemporaries (61), the poet Twm ab Ifan ab Rhys, ? early 17th cent. (69), 'cynghanedd' and the Welsh strict poetic metres with references to an 'eisteddfod' in the time of Ifor ab Ifor of Maeshaleg, a bardic assembly at the monastery of Penrys [co. Glamorgan], temp. Edward IV, when Gwilym Tew exhibited an 'awdl', etc. (77- 8), white blackbirds and sparrows seen at Landough and wild canaries at Lantwit [co. Glamorgan] (98), the relinquishment or retention of ancient arts by nations in proportion to their progress (104), Siôn Rhydderch and his Welsh grammar [Grammadeg Cymraeg, 1728] (119), the use of the prefixes an- and di- in Welsh (133), 'Tair Cynghanedd Anianol' (150 ), 'Cynghanedd ewinog' (151), the use of various rhymes and 'cynganeddion' in Welsh (152), bardic 'cadeiriau' of or at Llanfihangel Glyn Afan, 1355, Llangynwyd, 1452, Y Wenar, 1462, and Tir Iarll, 1488 (159), the two sounds of the letter Y in Welsh (160), the bardic 'Cadair Tir Iarll' (185), the construction of 'Coelbren y Beirdd' (242), the bard Owain ap Rhydderch, late 15th cent. (273), and manifestations or representations of God (290- 91); transcripts of Welsh poems or stanzas of Welsh poems or extracts therefrom attributed to Llelo Llantrisaint sef Llywelyn ap Hywel ap Ieuan ap Gronw (23), [Edward Williams] 'Iolo Morganwg' (50, 68, 82, 87, 217), ? Twm ab Ifan ab Rhys (69), Llawdden (129-30), Wm. Moses (149), Taliesin (240, 242), Thos. Daf. Miles (266), Syr Roger Cyffin 'offeiriad Llanberis' (267), and Risiart Fychan 'o Gors y Gedol' (268); transcripts of unattributed Welsh poems including stanzas of hymn-tunes (23-4, 30, 34, 45, 51, 104, 115, 116, 121, 128, 1311, 148, 175, 191, 213, 232-3, 234, 274 + 283, 278-80); transcripts of English poems (107, 197, 212, 261, 284 + 273); miscellaneous Welsh triads (33, 172, 206, 247); short lists of Welsh proverbs or proverbial sayings (48, 167, 176, 231, 293); a prescription for the cure of rheumatism (50); an anecdote relating to the struggle between Caradawc ab Bran ap Llyr and the Romans, the burning of forests in Britain, and the building by Manawydan fab Llyr of a prison called 'Carchar Oeth ag Anoeth' from the bones of those slain in battle, allegedly extracted from [a manuscript called] the 'Yniales' (65-8; for another copy of the anecdote see NLW MS 13152A above); a prefatory note to an intended collection of proverbs, moral aphorisms, etc., allegedly composed or compiled by Cattwg Ddoeth (73-4); a list of old Welsh musical instruments ('Offerynau Cerdd arwest yr hen Gymry') (80); a transcript of the opening paragraph of an alleged version of 'Gramadeg Einiawn Offeiriad' (83); notes on (a) the situation and extent, and (b) the divisions of the county of Glamorgan being sections 1 and 2 of a projected chapter to be headed 'Geographical State and Circumstances' which presumably would have been Chapter 1 of a work on the said county (91-2); an incomplete list of bardic, literary, and other topics in English and Welsh, e.g. 'Cannons of Etymology', 'Miscellanies relating to Welsh poetry', 'Achau Saint Ynys Prydain', 'MSS. in Jesus College Library', under the superscription 'Collecting Sheets 8vo' (99); a list of nine topics such as 'Diarhebion Morganwg Annosparthus', 'Mangofion Gwynedd 1799', etc. (101); (continued)

A list of thirteen topics, e.g. 'Princes of Southwales', 'Anecdotes of Howel Dda', 'Meddygon Myddfai', etc., headed 'For Mr. Rees, Caermarthen' (105); copies of memorial inscriptions ? in St. Athan parish church (107-08); a list of six rules headed 'Unitarian Discipline' (113); a list of fifteen topics or personal names of a varying nature, e.g. 'Llangyndeyrn Marble at Caerm[arthe]n', 'Donne the Satirist', 'Taly Llycheu Church, D.G.' (114); a list of eight 'Ysgriflyfrau gan Iolo Morganwg 1800' (127); a list of Welsh proverbial sayings or advisory precepts some in verse form and some attributed to Cattwg Ddoeth (141, 144-6); a list of the names of six series of Welsh triads (147); a list of the names of thirteen persons headed 'Selfeducated persons in Glamorgan Vale' and a second list containing the names of eight persons headed 'Glamorgan Mountains' the persons named in this list apparently belonging to the same category as those in the first list (158); a list of eight topics or items, e.g. 'Llythyrau Dafydd o'r Nant', 'Rheolau Tudur Aled', etc., which were to be included in an unspecified work (164); brief genealogical data relating to the family of Einiawn Offeiriad (171); a list of Welsh 'Enwau Llefydd' ( 172); brief incomplete notes relating to the development of Welsh literature headed 'English Preface to Cyfrinach y Beirdd' (214); an explanatory note on 'cynghanedd groes' in the form of question and answer between pupil and master (251-2); a draft of a memorial and remonstrance to the members of, and subscribers to, the 'Fund of the South Wales Unitarian Society for the Diffusion of Christian Knowledge' expressing concern at irregularities in the conduct of the society (265 + 260); patterns or examples of metres and metric lines headed 'Specimens of Welsh Lyrics and Verse' (262); a list of the names of six Welsh bards, 1650-80, to refute L[ewis] Morys's assertion that no good 'cywydd' had been written since the reign of Elizabeth (267); brief notes on the activities of [John] Poyer and [Rowland] Laugharne in the Civil War in South Wales and a list of English sovereigns, 1603-1760 (269); ? observations on a proposed 'Essay on the Ancient Welsh Literature', etc. (271); synopses of the contents of ? six chapters of a proposed 'Collection for a New History of Wales from Ancient Welsh MSS.' ('On the Origin of the Cimbri', 'Principles of Ancient British Government', 'The Ancient Institution of the Bards', etc.) (272); music for an unspecified air (296); and notes and a sketch relating to a plan of a 'meeting house, octagonal or circular' (298). Some of the notes, etc., have been written on the verso or in the margins of a copy of a printed notice by White and Barnards, Barge Masters, advertising their services, 1800 (100), a copy of a printed notice issued by the Caslon Letter Foundry, London, advertising their preparedness to provide printing types and materials (123), imperfect copies of a printed leaflet, 1797, announcing an 'eisteddfod' to be held under the patronage of the Gwyneddigion Society in 1798 (142-3, 204-05), a copy of printed proposals, 1811, for a new edition of 'The History of Wales written originally in Welsh by Caradoc of Llancarvan translated into English by Dr. Powell and augmented by W. Wynne' (194 + 191), 'An Exemplification of Masons' Work done for Robert Jones, Esqr., of Fonmon Castle . . . Burton Causway by William Baker, Mason, 1813 and 18[14] as attested by Thos. Raecliff and Edward Williams in 1814 (198-9, 210-11), a ? holograph letter from R. Evans from Cowbridge to . . ., undated (personal) (220-21), an account for goods purchased by E. Williams [? 'Iolo Morganwg'] from James Bradley, chemist, Cowbridge, in 1816 (226 + 239), a printed calendar of prisoners in ? Cardiff Gaol, ? 1803 (227 + 238), a copy of printed proposals for publishing George Dyer's Memoirs of the Life and Writings of . . . Robert Robinson of Chesterton (234 + 231), and a ? holograph note from Thomas William to Edward Williams [? 'Iolo Morganwg'], 1814, informing him that Christopher ? James wished to see him (259 + 266).

Miscellaneous papers containing notes, lists, jottings, etc., of an extremely varied nature in the hand of Edward Williams ('Iolo Morganwg') bound into one volume. The contents, pagination in brackets, include a copy of a notice relating to the proclamation in 1816 of the holding of a bardic convention at Pen rhiw'r gwydd in the cantref of Garth Mathrin, co. Glamorgan, in the following year (30-31); a list of 'Druidical altars in Glamorgan' (38-9); brief genealogical data relating to Llywelyn Bren Ail of Sainghenydd [ob. 1317] (45); a list of 'Documents of Welsh History Translated from Ancient British Manuscripts by Edward Williams' and a list of four dissertations relating to early British history, 'ancient Welsh MSS.', etc. [by the said Edward Williams] ? to be published in part form (46-7); another list of source material headed 'By Edward Williams. Welsh Historical Documents Collections for a New History of Wales consisting of Translations of' (48); a list of events, etc., relating mainly to British history A.D. 79 - A.D. 460 (54-5); a brief note on the church and parish of Lanedarn, co. Glamorgan (61); a sketch ground plan of the lay-out of Rumney house and garden (62-3); brief lists or groups of Welsh words (64, 92, 105, 113, 117- 18, 123, 125, 133, 138, 155, 165, 204-12, 218-19, 259, 331-2, 334, 340-41, 361-2, 370, 371, 389); a short pedigree tracing the descent in direct line of Dafydd ap Hopkin from Bleddyn ap Maenarch (68); five draft stanzas of a Welsh hymn and two other stanzas of Welsh verse (70); a list of fifteen items under the heading 'Yniales' being presumably a list of items contained in an alleged manuscript volume bearing that name (74; see TLLM, sub nomine in index); an incomplete note on a meeting of bards and musicians at Castell Nedd, ? 1088, convened by Rys ap Tewdwr and attended by Iestyn ap Gwrgan and his wife and daughter Nest, and the saving of the daughter from Rys's intended abduction of her (73-4); miscellanea including Welsh triads, brief notes on Gower sheep, Hereford Ryelands in Glamorgan, the production of butter in Glamorgan, etc. (72, 75, 77); a list of Welsh names of grammatical tenses (83); a brief note on the village of Wrinston and its neighbourhood [co. Glamorgan] (84); an anecdote relating to Sir Gilbert Stradling's presence with Richard I at the siege of Acres and the creation of the order of the Knights of the Blue Garter (85); miscellaneous notes relating to Welsh triads and their attribution to fictitious names, the basic reasons for the continued existence of the bardic system of Glamorgan, etc. (87-8); a list of mythological items and persons headed 'Damhegion Beirdd Ynys Prydain' (89); an extract from the poem 'Angar Cyfyndawd' from the Book of Taliesin (91); copies of two 'englynion' by [Edward Williams] 'Iolo Morganwg' (94); a remedy for asthma (95); a list of fifteen faults in metre and 'cynghanedd' which should be avoided by Welsh bards according to the Glamorgan system (98); a list of twelve ? subject or chapter headings under the superscription 'A brief analysis of the Cimbric or Welsh language' being ? the outline of an intended article or booklet on the said subject (101-02); a stanza of Welsh verse by [Edward Williams] 'Iolo Morganwg' (106); a list of nine Welsh manuscript sources, e.g. 'Brut y Tywysogion', 'Brut y Saeson', 'Trioedd Ynys Prydain', under the heading 'Works in hand by Edwd. Williams. Collections for the History of Wales' (107); (continued)

Brief genealogies in direct line of Einion ap Gwalchmai and Bleddyn ab Llywarch (107); a list of Welsh proverbs or proverbial expressions (114, 186, 189, 398); nine stanzas of an English patriotic poem transcribed from the Bristol Gazette of 24 August 1803 (115-16); brief notes relating to inscribed stones in Glamorgan and the bardic 'Cadair Tir Iarll' (126); a brief note relating to Taliesin and the Welsh metres and the retention of knowledge of the ancient principles of poetry, etc., in Glamorgan (129); brief notes on Saint Caradoc (132); a note on the boundaries of Glamorgan (135-6); biographical data relating to Edward Ifan, 1716-98 [Presbyterian minister and poet], with transcripts of two commemorative 'englynion' to him attributed to Wiliam Harri 'o blwyf Penderyn' (142-5; see TLLM, and IM, sub nomine in index and more particularly TLLM, tt. 245-51); a note relating to the probable degree of civilisation prevailing amongst the early Cimmeri (149); a transcript of [Horace's Ode XXII from Book 1] (151-2); brief observations by E[dward] Williams on [Thomas] Gray' s poem '[The] Bard' (156-7); a draft version of six stanzas of English verse and a copy of an ? incomplete 'cywydd' by [Edward Williams] 'I[olo] Morganwg' (160-63); a note relating to the extent of Morgannwg and to the bardic 'Cadair Caerllion ar Wysg' and 'Cadair Dinefwr ag Ystrad Tywy' (170 ); a transcript of a 'cywydd' attributed to Ieuan Tew (173-4); a note on the bardic 'Trwyddedog Nawdd' (177); a brief note relating to Cuneddaf Wledig and his sons in North Wales (183); a draft version of an English sonnet written [by Edward Williams, 'Iolo Morganwg'] in December 1792 (185 + 190); the introductory section of proposed notes on the history of Morgannwg allegedly extracted from a volume formerly in the possession of the Reverend Edward Gamais, rector of St. Athan, and then in the hands of Mr. John Spenser of the same parish (187); notes on the implications of civilisation in social polity, religion, social economy, domestic economy, etc. (192-7); an outline of a 'Letter to Napoleon by E[dward] W[illiams] in the Character of a Quaker', in which he sets out, in nine points, his advice to the recipient and his principles for government, etc. (200-03); notes on the organisation of the bards and bardic system by King Arthur (213 + 218); a list of Latin and English names of trees, grasses, etc., under the headings 'Additions to Turton' and 'Not in Bingley' (214-17); a genealogy showing the descent in direct line of Hu Gadarn (218); a stanza of Welsh free-metre verse by [Edward Williams] 'Iolo Morganwg' (219); sketches of, and notes on,? the ruins of Gwern y Cleppa house [co. Monmouth] (220-22); notes relating to resolutions of the Welsh bardic fraternity in 1798 (235-6); a list of 'Rare plants in Glamorgan' (239 + 244); a notice relating to an advertisement concerning a proposed harbour and tramroad at Newton [co. Glamorgan] headed 'Cambrian, Aug. 11th 1819' (241-2); a list of 'Fish in Glamorgan' (247-8); brief architectural notes relating to Coyty Castle and Coyty Church [co. Glamorgan] (250); a draft of a statement [by Edward Williams, 'Iolo Morganwg'] to the effect that certain authors who had published psalms had borrowed lines or couplets from his psalms and not he from theirs (253-4); a brief note referring to W[illiam] O[wen] P[ugh] and [Owen Jones] 'Owain Myfyr' in a derogatory manner (259-60); notes referring to developments in 'cynghanedd', etc., the Emperor Arthur and the bardic 'dosparth y Ford Gron', the rediscovery by Rhys ap Tewdwr, when in exile in Brittany, of books relating to the said 'dosparth y Ford Gron', the bardic chairs 'Cadair Morganwg', 'Cadair Gereinwg', 'Cadair Caerllion ar Wysg yn Nhir Iarll', 'Cadair Urien Reged', 'Cadair Gwynedd a Phowys', and 'Cadair Marchwiail', and 'Gorsedd Beirdd Ynys Prydain' (266-73); extracts from the Welsh Scriptures, all except one being from the New Testament (274-81); philosophical and religious observations (291-302) ? connected with the inscription 'Hints for an Essay on the Christian prophecies now fulfilling in the world' on p. 290; brief notes relating to 'flag and bastard lias' and 'rag lias' soils, an ancient course or rotation of crops on 'flag and bastard lias strong soils' in Glamorgan, species of wheat ? found in Glamorgan, etc. (310-12); (continued)

A formula for making 'water cement for cisterns, etc., or to plaister walls in houses to keep out water' (313); notes headed 'Farming Calendar, Glam[ organ], from observation', outlining the work to be done in every month of the year (314-17); names of the parts of speech in Welsh and a list of the letters of the Welsh alphabet (333 + 330); a brief note relating to Welsh literature in the Middle Ages (338); a Welsh version of an inscription on a column erected by the inhabitants of 'Môn ag Arfon' to honour Henry William, Marquis of Anglesey, and his heroism whilst fighting in Spain and at the battle of Waterloo (342); a short list of 'Silurian idioms' and 'Deudneudisms' (346); a list of Biblical texts ? containing references to the devil (347 + 352); a copy of what, by inference, was the allegedly concluding passage of the work called 'Cyfrinach Beirdd Ynys Prydain' in which the reputed author, Llywelyn Siôn of Llangewydd, co. Glamorgan [poet and copyist], claims that he extracted his information from various volumes in Raglan Castle [co. Glamorgan] in the possession of Sir William Herbert ('o Lyfrau Lewys Morganwg . . . ag o hen lyfrau eraill yno nid amgen na Llyfrau Edeyrn Dafawd aur'), and a copy of a note attributed to Edward Dafydd stating that the said Sir William had intended setting up a printing press in Cardiff Castle to print the Welsh works ('i brinto'r Llyfrau Cymraeg'), that he had died before doing so, and that Raglan Castle and its library ('a'r cyfan o'r llyfrau') had been set on fire by the followers of Oliver [Cromwell] (349-50); a list of five triads headed 'Trioedd Iaith ag ymadrodd' (353); draft stanzas of Welsh religious verse ? hymns (355); notes relating to metrical feet - 'corfannau cerdd dafod' (367- 8); a brief note on Ceraint Fardd and his contribution to 'cynghanedd' (369); an extract from the Gent[leman's] Mag[azine], December 1795, relating to a brass sword discovered at Buildwas, co. Salop (370); a list of 'Gower villages' (381 + 378); a transcript of a 'cywydd' attributed to Ior[werth] Fynglwyd (385-7); pencil sketches of ? sections of Dunraven peninsula (388 + 390); a brief biographical note relating to Rhydderch ap Ieuan Llwyd of Glynn Aeron (392); miscellaneous stanzas of Welsh free- and strict-metre verse including a 'tawddgyrch cadwynog' attributed to Gwilym Tew 'o Lynn Taf' and two free-metre stanzas by [Edward Williams] 'Iolo Morganwg' (393-6); versions of an 'englyn' in Latin, English, and Welsh, the Latin version bearing the name of Daf. Nicolas (399); an 'englyn' by [ Edward Williams] 'Iolo Morganwg' (399); a twenty-point plan being a 'Sketch of a New System whereon a Religious Society may be formed' (400-09); a list of 'Meteorological observations and adages collected in Glam[organ]' (422-5); brief extracts from the poems of Cynddelw (97, 104, 206), Tudur Aled (133), Rhys Goch ap Rhiccart (138), D[afydd ap] G[wilym] (141), and Ed[mund] Prys (369); and other miscellanea. Pp. 191, 255, 260, 364, 397 contain lines of musical notation being possibly in some instances the airs of tunes. Notes in some instances have been written on the verso or in the margins of the following, pagination in brackets, - an undated ? holograph letter from Thomas Rhys to Edward Williams (seeking aid for H. Walters) (53); a ? holograph letter, 1812, from John Bishop Estlin from Bristol to Thomas John of St. Athan (recipient's eyesight, the writer was sending two pairs of glasses) (71 + 76); an account from Taliesin Williams to Mr. Bradley in respect of cutting letters and painting (87); an incomplete holograph letter from Edwd. Williams to Sir Robert L. Blosse, Bart. (personal) (106); an undated holograph letter from Thos. William from Froom, Sumnerset, to his sister (he was at work 'in this town', his brother [Edward Williams, 'Iolo Morganwg'] could have work 'in the Marble way' at Devizes for fifteen shillings a week) (131 + 140); a copy of a printed prospectus advertising a proposed new edition of poems by Charles James (147-8 and two unnumbered pages between p. 154 and p. 155); a copy of a printed circular from John Walter from Piccadilly, 1790, offering his services as an agent at the approaching General Election (150 + 153); a note in the third person, January 1815, from Dr. Prichard inviting Mr. Williams and his son to dinner (158); a copy of a printed account of the receipts and payments of the Cymmrodorion Society on behalf of the churchwardens and parishioners of the parish of Trefdraeth, co. Anglesey, in their suit, 1769-1773, against Dr. Bowies, rector of the parish, concerning the legality of presenting non Welsh-speaking incumbents to livings in Wales (two unnumbered pages between p. 204 and p. 205 and two unnumbered pages between p. 210 and p. 211); an incomplete draft of a petition from Edward Lloyd, schoolmaster, to persons in the town and vicinity of Neath, recounting his war service, 1756-1763, on board H.M.S. Trident (212 + 2190); a receipt, 8 February 1794, from J. C. Matthews [bookbinder] to Mr. Williams [? Edward Williams, 'Iolo Morganwg'] for sixteen shillings received by the hand of Mr. Bingley 'for 100 Setts Poems', and a note from W. Bingley to [? Edward Williams] relating to the said account and 'your other binders bill' (234 + 237); a copy of printed proposals for publishing Edward Williams's two volumes of English poems Poems Lyric and Pastoral (263-4, 290 + 309); and a copy of printed proposals for publishing in monthly parts Hanes Bywydau, Dioddefiadau, a Marwolaethau y Merthyron Cristianogol translated from the English martyrology of [John] Fox[e] with other additional material (327 + 336).

A volume containing miscellany of prose and verse items in the hand of Edward Williams ('Iolo Morganwg'), divided into three sections each described on its 'title-page' as 'Brith y Coed sef cynnulliad cymmysg o hen Bethau Cymreig Rhyddiaith a Phrydyddiaeth Cynnulliad Iolo Morganwg'. These three sections are numbered Rhifyn 1, 11, 111 respectively. The contents of section 1 (pp. i-viii, 1-153) consist of miscellaneous items including notes on the three bardic brothers Ednyfed, Madawc (Benfras), and Llywelyn ap Gruffudd of Marchwiail [co. Denbigh] (11), copies of versions of the dedicatory epistle to Richard Mostyn and the letter to the reader which Gruffudd Hiraethog composed as introductory material to his booklet or volume 'Lloegr drigiant ddifyrrwch Brytanaidd Gymro' which contained, inter alia, his collection of Welsh proverbs (see D. J. Bowen: Gruffudd Hiraethog a'i Oes (Caerdydd, 1958), tt. 32-7) (33-42), a list of old Welsh words extracted from the aforementioned booklet (37), a copy of Simwnt Vychan's licence as 'pencerdd' granted at the Caerwys eisteddfod, 1567 (42- 3), miscellaneous Welsh proverbs (44-5, 72), a list of fifteenth and sixteenth century Welsh bards with the names of their burial places (59-62 ), an anecdote relating to Siôn Mowddwy (64), a copy of the marriage vow ( Welsh) in force in the time of Oliver Cromwell (73), a brief note on the orthography of the 'Black Book of Carmarthen' (73), medicinal recipes (74- 5), a description of a traditional Glamorgan game called 'Chware cnau mewn Llaw' (see IM, tt. 51-2) (76), anecdotes purporting to give biographical data re Dafydd ap Gwilym (77-85), an anecdote relating to Rhisiart Iorwerth 'o Langynwyd' incorporating an 'englyn' attributed to him (86-7), an anecdote re the imprisonment of people in Cardiff gaol for their religious views in the reign of Mary [Tudor] (93-6), an anecdote re a meeting of poets at Ystrad Ywain [co. Glamorgan] in 1720 (98), a note relating to Llywelyn Bren Hen (100), a brief pedigree of the Abermarlais family (101), a list of Welsh proper names derived from Latin (105-06), a note on 'cerdd gadair' and 'cerdd deuluaidd' (107), a series of triads entitled 'Trioedd y Cybydd' (117-20), a few triads with other miscellanea ( 132-3), a note on violent winds near Ruthyn [co. Denbigh] in 1628-1629 (137-8 ), an extract from a letter from John Lloyd ap Huw to Edward Llwyd of the [Ashmolean] Museum [Oxford], 1698, concerning the location of certain ' cistiau' and stone circles (138-9), a note on Tudur Aled with a list of bards licensed at an 'eisteddfod' held at Caerwys in 1565 (150-51), and an anecdote relating to Tomas Llywelyn 'o Regoes' (152); prose items, lists, etc., with the superscriptions 'Llyma enwau Pedwar Marchog ar hugain Llys Arthur . . .' (1-10), 'Llyma enwau Arfau Arthur' (10), 'Llyma Enwau llongau . . . Arthur' (10), 'Casbethau Cattwg Ddoeth' (16), 'Enwau y Pedair camp ar hugain (24 accomplishments) a'r achos y gwnaethpwyd hwynt' (17-19), Pedwar Marchog ar hugaint oedd yn Llys Arthur . . .' (20-23), 'Cynghorion Ystudfach fardd' (27-8), 'Cyngor Taliesin . . . i Afawn ei Fab . . .' (46), 'Llyma achau a Bonedd rhai o'r Prydyddion' (49), 'Ymryson yr Enaid a'r Corph yr hwn a droes Iolo Goch o'r Lladin yng Nghymraeg' (65-70 ), 'Naw Rhinwedd y gofyn Duw gan Ddyn' (70-71), 'Graddau Carennydd' (92), 'Coffedigaeth am ladd y Tywysog Llywelyn ap Gruffudd . . . ' (130-31), 'Y Saith Veddwl teithiol' (134-5), 'Llyma saith Rhad yr Yspryd Glân' (135), 'Llyma'r . . . saith Bechod marwol' (135), 'Llyma saith weithred y drugaredd' (135), 'Llyma Weddi y Pader' (136), 'Enwau y nawnyn a diriwys yn gyntaf yn Fforest Glynn Cothi' (142-3), and 'Chwe peth a ddifa Lloegr' (148); and transcripts of Welsh poems in strict and free metre, often single 'englynion', including poems attributed to Rhys Goch Eryri (12), Thomas Llywelyn 'o Regoes' (12,141), Gruffydd Hiraethog (13), Simwnt Fychan (? 13, 109), Bleddyn ddu (13), Dafydd Benwyn (13), Richard Hughes ( 14, 116), Wm. Llyn (14), Elis Wynn 'o blwyf Llanuwchlyn' (15), Taliesin Ben Beirdd (23, 90-91, 104), Ystudfach fardd (23-6), Thomas Gruffudd (32), Llen. Deio Pywel (46), Llywelyn Siôn 'o Langewydd' (47-8), Hopcin ap Thomas ap Einon 'o Ynys Dawy' (50), Gytto'r Glynn (55), Thomas Glynn Cothi (57-8), Tomas Lewys 'o Lechau' (63-4), Morys Dwyfech (72), Twm ab Ifan ab Rhys (87-8), William Dafydd 'o Abercwmyfuwch' (88-9), Siôn y Cent (97, 112- 14), Dafydd ap Gwilym (99, 108), Edward Richards (108), Revd. Mr. Davies, Bangor (108), Tudur Aled (109), Edward Maelor (109), Rhys Cain (110, 115), Dafydd ap Siancyn Fynglwyd (110), Roger Cyffin (110), Siôn Tudur (110), Syr Huw Dafydd 'o Euas' (111), Ieuan Brydydd Hir 'o Lanyllted' (111), Thomas Powel 'o Euas' (111), Dafydd ab Edmwnd (114), Rhisiart Iorwerth (115), Syr Ifan, 'offeiriad Carno' (115), Matthew Owen (115), ? Huw Morys ( 115), Rhisiart Philip (115), Cynddelw Brydydd Mawr (116), Seisyllt Bryffwrch (116), Dafydd Nanmor (131), Iago ab Dewi (140), Llywelyn Tomas ( 141), and Rhobin Ddu 'o Fôn' (143-8), a sequence of fifteen stanzas called 'Araith y Gwragedd' (29-32), a sequence of 'Englynion y Misoedd' attributed to Syppyn Cyfeiliog or Cneppyn Gwerthrynion reputedly 'o Lyfr Ysgrif yn llaw'r Dr. Dafis o Fallwyd' (121-4), and a sequence of thirty-two 'Englynion yr Eira' attributed to Macclaff ap Llywarch (125-30). (continued)

Section 2 (pp. 161-312) contains miscellaneous items including a note relating to Morgan Llywelyn ? 'o Regoes' (170), a short list of Welsh bards who had acted as bardic teachers to other bards (198), miscellaneous genealogical and chronological data (220-21), lists of Welsh bards 'yn amser y Clymiad cyntaf ar Gerdd', 'yn yr ail clymiad Cerdd', and 'yn amser y trydydd Clymiad ar Gerdd' (225-32), a copy of an introduction written by [Edward Williams] 'Iolo Morganwg' in 1800 to a proposed booklet to be called 'Gwern Doethineb' containing ? extracts from miscellaneous Welsh manuscript sources (268-70), a brief chronicle of events in Welsh and British history to 1318 A.D. (275-9), a further brief chronicle of events in Welsh and British history to 1420 A.D. (280-300), and a third brief chronicle of such events to 1404 A.D. (301-03); prose items or lists with the superscriptions 'Henaifion Byd' (171-5), '14 Prif geinciau Cadwgan a Chyhelyn' (186-7), 'Llyma Ddosparth Cerdd Dant' (211-14), 'Llyma enwau y pedwar mesur ar hugain Cerdd dant' (214-15), 'Llyma y saith mesur ar hugain' (215-16), 'Llyma Lyfr a elwir Cadwedigaeth Cerdd Dannau . . .' ( 217-19), 'Llyma yr ystatys a wnaeth Gruffudd ap Cynan i'r Penceirddiaid a'r Athrawon i gymmeryd Disgyblion . . .' (271-4), and 'Dosparth yr awgrym' ( 303); and transcripts of Welsh poems, sometimes a single 'englyn', including poems attributed to Dafydd ap Gwilym (169-70, 205), Siôn y Cent (175-9), Huw Machno (180-84), Thomas Carn (184-5), Thomas Dafydd ap Ieuan ap Rhys 'o Bwll y Crochan' (a sequence of twenty 'Englynion Eiry Mynydd ar Ddiarhebion') (187-93), Dafydd ap Edmwnt (194), Siôn Brwynog (195, 200), Hywel ap Syr Mathew (196), Dicc Huws (197), Syr Thomas Williams 'o Drefriw' (199), Dafydd Nanmor (200, 304), Thomas James (200), Rhys Cain (201, 203 ), Siôn Philip (201-02), Huw Pennant (202), Morgan ap Huw Lewys (202), Huw Arwystli (204), Tudur fardd coch (205), Llawdden fardd (206), Dafydd Manuel (207-10), Guttyn Owain (222-4), Edward Dafydd (265-7), and Thomas Llewelyn 'o Regoes' (304), a series of 'englynion' mostly to the nightingale reputedly composed in connection with 'eisteddfodau' held at Caerwys including 'englynion' attributed to Siôn Tudur, Wiliam Cynwal, Wiliam Lleyn, Rd. Davies, escob Mynyw, Robert Gruffydd ab Ieuan, Bartholom Jones, Huw Llyn, Elis ab Rhys ab Edward, Syr Lewys 'o Langyndeyrn', Hittin Grydd, and Lewys ab Edward (233-9), a series of one hundred and sixty stanzas with the superscription 'Chwedlau'r Doethion (o Lyfr Tre Brynn)' each stanza commencing 'A glywaist ti chwedl' (240-60), and a second sequence of thirty-four stanzas of the same nature (260-65).

Section 3 (pp. 313-444) includes prose items with the superscriptions 'Llyma Ragaraith Bardd Ifor Hael' (with a note thereon by [Edward Williams] 'Iolo Morganwg') (335-9) 'Cas Bethau Bardd Ifor Hael' (339), 'Trithlws ar ddeg Ynys Prydain' (340-41), 'Llyma fal y telid iawn dros alanas gynt. . .' (352), 'Llyma ddosparth yr awgrym' (356), 'Dewis Bethau Bach Buddugre' (357-8) 'Casbeth Ieuan Gyffylog' (358-9), 'Casbethau Dafydd Maelienydd' (362-3), 'Llyma gynghorion y Dryw o'r Llwyn glas' (364-6), 'Llyma gynhorion Gwas y Dryw' (366), 'Araith Ieuan Brydydd Hir o Lanylltid' (with a note thereon by [Edward Williams] 'Iolo Morganwg') (369-72), 'Llyma Enwau Prif Gaerydd Ynys Prydain' (393-7), and 'Dewis bethau Hywel Lygadgwsg' (424-5); transcripts of Welsh poems, sometimes a single 'englyn', including poems attributed to Wmffre Dafydd ab Han, 'clochydd Llan Bryn Mair' (321-7), Wiliam Philip 'o'r Hendre Fechan' (328-34), Morgan Mwcci Mawr (334), Richard Wiliam (343-9, 374), Dafydd Llwyd 'yn ymyl Llanrwst' (351), Dafydd Ddu 'o Hiraddug' (351), Llywelyn fawr y dyrnwr (360-61), Ieuan Brydydd Hir ( 372-4), Merfyn Gwawdrydd ('canu misoedd y flwyddyn') (375-82), Guttyn Owain (383-4), Maclaf ab Llywarch ('Eiry Mynydd' stanzas) (385-9), Taliesin Ben Beirdd (390-91, 398-401), Dafydd Edward 'o Fargam' (417), Thomas Llywelyn 'o Regoes' (417), Ednyfed Fychan (418), Morgan Llywelyn 'o Gastell Nedd' (419), Ystudfach Fardd (twenty-four 'Englynion y Bidiau') (421-4), Gwgan ab Bleddyn (426-7), and Davydd Davies 'o Gastell Hywel' (432); and miscellaneous items including instructions in Welsh for making fishing hooks ('Modd y gwneir Bachau enwair') (342-3), medicinal recipes (349-51, 420), lists of Welsh proverbs (353-5, 367-8), an anecdote re Taliesin and Maelgwn Gwynedd (391-2), a copy of the introduction written by Thomas Wiliems [of Trefriw] to his Latin - Welsh dictionary 'Thesaurus Linguae Latinae et Cambrobrytannicae' transcribed by [Edward Williams] ' Iolo Morganwg' from one of the manuscripts of Paul Panton of Plas Gwyn, Anglesey (now NLW MS 1983 of which see ff. 48-56) (402-13), a note by 'Iolo Morganwg' relating to Thomas Wiliems (414-15), a note relating to Cattwg Ddoeth (418), brief notes on Dafydd ap Gwilym, Llawdden Fardd, Dafydd ap Edmwnd, and Tudur Aled (428), four versions of the Lord's Prayer in Welsh 'o'r un llyfr yn llaw Edward Llwyd' (429-31), a note on Tudur Aled (432), and a short treatise commencing 'Llyma son am Fonedd ag anfonedd sef y traether am fonedd ac anfonedd yn hynn o fodd . . .' (433-9 ). Each section is preceded by a list of contents.

A manuscript containing poetry of Taliesin, Dafydd Ddu Hiraddug, Sion Tudur, Gruffudd ab yr Ynad Coch and others (pp. 1-52); the Twenty-four Feats (pp. 53-55); triads of the court of Arthur (pp. 56-57); carols (pp. 65-79); proverbs collected by Gruffudd Hiraethog (pp. 81-126); prayers (pp. 127-136); etc.
At p. 8 three triplets are written in the margin. For the estimated date of the manuscript see pp. 80, 132. The text at p. 127 differs greatly from that in the Book of Taliesin (see Peniarth MS 2).

Miscellaneous papers, home-made booklets, etc., containing material in the hand of Edward Williams ('Iolo Morganwg') bound together in one volume. P. xliii bears the inscription 'Trioedd amrafaelion a gynnulliwyd yng Ngwynedd yn y Flwyddyn 1799', and underneath this is a list of the names of six series of Welsh triads and a note (probably in the hand of Taliesin Williams, son of Edward Williams) which reads 'This Packet contains a variety of Triads resembl[ing] very much those of the Island of Britain and that are in all probability some of the lost ones of that Class. Jan. 17, 1831'. P. 1 bears the inscription 'Trioedd amrafaelion a gasglwyd yng Ngwynedd yn y flwyddyn 1799 Gan Iolo Morganwg', and underneath this is a list of the names of seven series of triads. Following on pp. 3-70 are series of triads with the superscriptions 'Trioedd Cerdd o Ddosparth Cerdd Dafawd Simwnt Fychan Bencerdd, A Robert Fychan o Hengwrt a'i dadysgrifennodd o Lyfr yn Llaw S.F. ei hun' (according to a note added to this superscription and a further note on p. 16 this series was copied in 1799 by Edward Williams from Panton MS 35 [now NLW MS 2003] in the hand of the Reverend Evan Evans ('Ieuan Brydydd Hir')), 'Trioedd o Lyfr y Parchedig Mr. Davies o Fangor' (with added note 'Yn Llyfr Twm o'r Nant y mae'r Trioedd hyn a'r rhai a'u canlynant dan enw Trioedd Llogell Rhison'), 'Trioedd Taliesin o'r un Llyfr' (with added note 'Trioedd Llogell Rhison yn Llyfr Twm o'r Nant'), '[Trioedd] Eraill o amryw lyfrau' (with added note 'Twm o'r Nant, D. Ddu, &c .'), 'Trioedd Ynys Prydain o Lyfr D[afydd] Ddu Eryri', and 'Llyma Drioedd Llogell Rhison o Lyfr Mr. Davies o Benegos' (with added note 'y mae y rhain yn Nosparth y Ford Gron cynn amser Llogell Rhison'). P. 81 contains a list of the contents of pp. 87-121, and is followed by pp. 83-4, a series of miscellaneous triads, p. 85, a note headed 'Mesurau Cerdd dafawd', pp. 87-112, a series of triads entitled 'Trioedd Ynys Prydain', and pp. 112-21, a list of 'Dewis bethau Taliesin', three triads, eight stanzas of Welsh verse entitled 'Cân y Magwraeth' and attributed to Gwion bach, further miscellaneous triads, and a series of triads with the superscription 'Trioedd o Lyfr Mr. Panton'. Pp. 133-202 contain a series of one hundred and twenty-six triads with the superscription 'Llyma Drioedd Ynys Prydain sef ydynt Trioedd Cof a chadw a gwybodaeth am hynodion o Ddynion ac o bethau a fuant yn Ynys Prydain ac ar ddamwain a damcwydd i Genedl y Cymry' reputedly compiled by Thomas Jones of Tregaron ['Twm Siôn Cati'] in 1601 from the works of Caradawc Nant Garfan and Ieuan Brechfa and copied [by Edward Williams] from a volume belonging to the Reverend Mr. Richards of Llanegwad [co. Carmarthen] then on loan to Rys Thomas, printer, and the Reverend Mr. Walters of Pont Faen, Glamorgan (see the notes at the beginning and end of the series on p. 133 and p. 202). This is the series of triads generally known as 'The Third Series of Trioedd Ynys Prydain' the text of which was published in The Myvyrian Archaiology of Wales . . ., vol. II, 1801, pp. 57-75. (continued)

Other items in the volume include a note on the development of 'These Triades' [i.e. the Trioedd Ynys Prydain] (125), an incomplete list headed 'Pedwar Cerddawr Graddawl' (126), a note on the composition of a barony or manor (131), a list of the twenty-four knights of King Arthur's court ('Llyma enwau y pedwar marchog ar hugain a fuant gynteifion y Ford Gron gydag Arthur ymherawdr Ynys Prydain yng Nghaerllion ar wysg (o Lyfr Twm o'r Nant, 1799)') (209-14), further triads including 'Trioedd Barddas' and 'Trioedd yr Ellyllion A wnelynt Ryfeddodau a gwyrthiau . . .' (217-18, 221-2, 229-38, 241-3, 246-7, 258-65, 272, 283-5), lists Of 'y saith gelfyddyd wladaidd' and 'y saith gelfyddyd ddinesig' (219), an English translation of triads 1 and 2 of 'Trioedd Ynys Prydain' (222-3), a further list of King Arthur's knights ('Pedwar marchog ar hugain oedd [yn] llys Arthur ac arnynt gyneddfau naturiol o orchest bob un mwy nog ar arall . . .') (225-7), an anecdote relating how Papists set fire to the house and outbuildings of Dr. William Morgan, incumbent of Llanraiadr ym Mochnant, in an attempt to prevent him proceeding with his task of translating the Bible into Welsh extracted allegedly 'o Lyfr Dyddgof y Parchedig Evan Evans y Prydydd Hir . . .' (254), a sketch plan relating to a furnace and forge (270-71), a short Welsh - English word list (278), a list of 'Dewis bethau Gwion Bach' (283), notes relating to the development of Welsh strict-metre systems or schemes (291), notes relating to the so-called 'Moelmutian' triads and laws (293-300, and ? 309-12), and transcripts of, or extracts from, miscellaneous Welsh strict- and free-metre poems including stanzas, etc., attributed to Gryfydd Gruc, Rhys Tyganwy, D[afydd] ap Edmund, Gwawdrydd, Sir Thomas Jones (circa 1600), D[afydd] ab Gwilym, and Gwion Bach (219-20, 227-8, 253, 257, 279-82). In one instance notes have been written on the dorse of a printed leaflet containing proposals for publishing 'A Welsh Paraphrase on St. Matthew's Gospel or a Translation of Dr. Clarke's Paraphrase . . .' by the Rev. Richard Jones, curate of Ruthin, in 1799, and in another on the dorse of a printed leaflet announcing the printing of Edward Williams's two volumes of English verse Poems Lyric and Pastoral.