A composite volume consisting of previously separate, home-made booklets containing material in the hand of Edward Williams ('Iolo Morganwg') bound into one volume). P. 11 (probably the 'title-page' of the section now paginated 13-100) is inscribed 'General View of the Agriculture of the County of Glamorgan, 1796', and is followed (pp. 13-100) by an incomplete essay on the said county [by Edward Williams]. This essay contains four chapters with sectional sub-headings 'Situation, Extent, etc.', '[Divisions and] Market Towns', 'Climate', 'Soil and Surface', 'Minerals', 'Water' (rivers, springs), 'State of Property' (mode of tenure, a list of the principal landholders), 'Buildings' (building materials, a list of the seats of landed gentry, a description of a typical farmhouse, outbuildings, cottages, etc.), 'Size of farms and character of farmers', 'Rent', and 'Tithes'. P. 101 bears the inscription 'Antiquities of Lantwit Major in the County of Glamorgan. Collected from various Documents. By Edward Williams. 1800', and is followed (pp. 105-39) by material relating to St. Illtud and the monastery and monastic school at Llanilltud, descriptions of inscribed stones at Llanilltud, and details of a twelve- point plan for setting up a committee and employing salaried research workers to supervise and undertake research for a history of the county of Glamorgan. A good deal of the material relating to Llanilltud is allegedly taken from an account compiled by the Reverend David Nichols, M.A., in 1729, and the whole of the contents of pp. 105-39 is presented in the form of a letter [from Edward Williams] to David Thomas, esqr., at Bath, 20 October 1798 (see IM, t. 307). P. 165 is inscribed 'Collection for the History of Dunraven, 1814', and is followed (pp. 169-87) by miscellaneous historical, pseudo-historical, and genealogical material relating to Dunraven Castle [co. Glamorgan] and its owners, and to Bran Vendigaid ap Llyr and his son Caradog (Caractacus) both of whom allegedly resided at Dunraven, (p. 188) an outline scheme or chapter headings for a proposed history of Dunraven Castle, and (on two unnumbered leaves between p. 188 and p. 189) a copy of a letter, ? 2 February 1818, from [Edward Williams] from Keven Cribor [co. Glamorgan], to Mrs. Wyndham of Dunraven Castle relating to the writer's research work concerning the said seat and the notes he was forwarding. Pp. 211-17 contain an incomplete copy of 'An Account of the cause of the conquest of Glamorgan by Sir Robert Fitz Haymon and his twelve Knights by Sir Edward Mansell of Margam, Knight' (for this and a fuller 'account' attributed to the same author in NLW MS 13161A (Llanover C. 74) see TLLM, tt. 200-03). P. 251 is inscribed 'List of Sheriffs and Und[er]sheriffs For the County of Glamorgan From the year 1541 To the year (blank) From a MS. in the Possession of the Revd. Mr. Davies of Wenvoe . . . 1808', and is followed ( pp. 255-71) by the said list for the period 1541-1808. Other items in the volume include extracts from a biographical dictionary (1798) relating to the English poet John Gower, Robert of Gloucester (temp. Henry II), and [Thomas] Sternhold (ob. 1549) (pp. 155-6); further notes relating to Dunraven Castle (p. 190); an extract from a letter from W. Davies to O. Jones, 1792 (p. 195); anecdotes relating to the brothers Richard and William Twrch and the building of a porch at Bewper [co. Glamorgan] (see also NLW MSS 13089E, 13103B, and IM, tt. 272-3) (pp. 205-07); a list of 'Castles in Gower' (p. 232); notes on birds (unnumbered leaf between p. 232 and p. 233); a note on the construction of a wheelbarrow (p. 233); a copy of an 'englyn' by [Edward Williams] 'Iolo Morganwg', etc. (p. 234); a copy of the inscription on the tomb of Edward Pritchard, rector of Flimnston (sic) [co. Glamorgan], ob. 1742, and his wife Margaret, ob. 1707/08, in Trefemin (Flemingston) church (p. 235); notes on Caer Fule, a Roman fortification near St. Olave's Church, Newport, and Trefela, a village in the parish of Llangwm near Usk (p. 236); a note on the rocks in Glam[organshire] (p. 237); copies of an 'englyn' and a six-line stanza of Welsh verse by [Edward Williams] 'Iolo Morganwg' (p. 238); brief notes referring to Jenkin Jones of Llangyfelach, 'minister of a Catabaptistical Congregation circa anno 1649', [William] Erbury, Walter Caradoc, Samuel Jones of Bryn Llywarch, and Morgan Llwyd (p. 239); a note on Huw Spencer, the younger, and his building activities in Glamorgan, ? temp. Edward II (p. 240); a list of Welsh superstitions ('Ofergoelion Gwlad Gymru') (p. 242 ); and notes on an outbreak of plague at Drenewydd Notais (Newton Nottage) [co. Glamorgan], circa 1620-1630 (p. 243).

Copies which belonged to John Montgomery Traherne, and which contain manuscript corrections by him, of Parts I and II of Antiquarian Researches, Genealogical, Chronological, and Heraldic of the Principal Families of Glamorgan. Arranged, compiled, and edited by the Rev. Christopher Bassett, Perpetual Curate of Monknash, Glamorganshire ... (Cowbridge, 1845 and 1846).

Miscellaneous papers containing notes, transcripts, extracts, copies of his own poems, etc., by Edward Williams ('Iolo Morganwg') bound together in one volume and paginated 1-390. The contents include notes on the perpetual calendar carved on wood known as 'The Staffordshire Clogg' (p. 13); notes on the special alphabet usually inscribed on wooden surfaces which, according to Edward Williams, was used by Welsh bards (pp. 15-25); notes on the method of inscribing the said bardic alphabet headed 'Llyma ddangos y modd y gwneir Coelbren y Beirdd' (p. 29; see John Williams: Barddas . . ., vol. I, pp. 142-51); notes, often in the form of questions and answers, on Welsh bardic lore relating to the origin of letters ('Pa fodd y cafad Gwybodaeth gyntaf ar lythyr' (p. 36), 'Pwy a wnaeth Lythyr gyntaf' (p. 41), 'Pwy gyntaf a gafas ddeall ar lythyr' (p. 91)), the origin of life ('O beth y Gwnaeth Duw'r byd a bywydolion' (pp. 77-8)), etc. (for much of this material see various sections of John Williams: Barddas, vol. I); notes on matters of bardic significance under headings such as 'Trioedd y Ford Gronn sef Trioedd Cadair Tir Iarll Er dangos a Gyrru addysg ar y Gwybodau a'r gelfyddyd a'r drefn a ddylid ar gadair a gorsedd ac ar Gerdd Dafawd . . .' (p. 72), 'Llyma Dderwyddoniaeth Beirdd Ynys Prydain a'i Barn am Dduw a phob bywydolion . . .' (pp. 85-9; see Barddas, vol. I, pp. 204-13), 'Llyma Rol Cof a Chyfrif' (pp. 212-14; see Iolo Manuscripts . . ., pp. 45-9, 424-9), and 'Teuluwr-Datgeiniad' (p. 244 ); notes on Welsh poetic metres, etc., headed 'Cerdd Deulu' (p.42), 'Llawrol y Beirdd Meyryg Dafydd' (pp. 51-2), 'Cylmau sef Caeau Cerdd Dafawd' (p. 180), and 'Pedwar Mesur ar hugain Dosparth Caerfyrddin' (p. 355); lists, many incomplete, of miscellaneous Welsh triads including lists with the headings 'Llyma Drioedd y Beirdd' (p. 78), 'Trioedd Ynys Prydain o Lyfr Iaco ab Dewi gan Rys Thomas' (pp. 157-63), 'Trioedd Cymmysg, 1798' (pp. 169-70), 'Trioedd o Lyfr Menw Hen' (p. 171), 'Trioedd Bonedd' (p. 172 ), 'Trioedd Addwynder' (pp. 173-5), 'Trioedd Gruffydd ab Cynan' (pp.183-? 90) 'Trioedd Dosparth y Ford Gronn' (p. 221), 'Trioedd amravaelion' (pp. 223-4), 'Trioedd Cerdd' (pp. 232-3, 267-8, 273), 'Trioedd Ach a Bonedd' (p. 234), 'Trioedd y Beirdd (Octr. 1797)' (pp. 241-2), 'Eraill o drioedd y Teuluwr' (pp. 245-6), 'Llyma drioedd Cerdd o Lyfr Celli Wion' (pp. 246-7), 'Llyma Hen drioedd Cyfarwyddyd . . .' (p. 249), 'Trioedd Cymmysg' (pp. 249- 50, 271-2), 'Trioedd Derwyddoniaeth' (p. 254), 'Trioedd y Beirdd' (pp. 258 + 252), 'Trioedd Barddas a Defodau' (pp. 260-62; see Barddas, vol. I, pp. 344-57), 'Trioedd Bonedd' (pp. 263-5, ? 262), 'Llyma Drioedd Llelo Llawdrwm . . .' (pp. 270-71), 'Llyma Drioedd o amrafaelion lyfrau . . .' ( pp. 273-4), and '. . . Rhai o drioedd ynys prydain a gymerwyd allan o lyfr Mr. Fychan yn Llyfrgell Hengwrt gan Lewis Morris, Esqr., 1738' (pp. 279-80 ); English translations of two of the aforementioned lists of triads under the headings 'The Bardic Triades' (pp. 251 + 253), and 'Druidic Triades' (p. 255); a copy of an 'awdl' attributed to Dafydd y Coed (p. 56); notes on Sir Gruffydd Llwyd, son of Rhys ap Gruffydd, and the late thirteenth century Welsh poet Trahaearn (p. 57); a copy of an epitaph attributed to Edw[ar]d Rich[ar]ds, Ystrad Meurig (p. 118); music and words under the heading 'Cyngog yr Iuddewonn' (p. 123); notes headed 'Collections for a Silurian Grammar' (pp. 129-30); notes ? on a proposal to publish a multi-volume work or works on matters of Welsh bardic, literary, linguistic, historical, and antiquarian interest (pp. 229-30, 236); notes on various forms of the proper name Einigan (pp. 238-9); a list of the names of ancient Welsh bards (p. 248); a version of the Welsh prose text 'Breuddwyd Gronwy Ddu' (pp. 275-6); a list of the traditional thirteen royal treasures of the Isle of Britain ('Llyma drithlws ar ddeg o frenin dlysau ynys prydain . . .') (p.276); draft proposals for publishing Cyfrinach Beirdd Ynys Prydain (p. 281); and a letter from [Edward Williams ] 'Iorwerth Morganwg' from Tredelerch, to John Edwards at Mr. Owen Jones, London, 1784 (personal, a ? proposed publication by 'Sieffrai o Walsal', Mr. [William] Warrington's proposed 'History of Wales', the writer's interest in the old realm of Glamorgan, changes in the names and boundaries of the medieval divisions of Wales, mention of [Owen Jones, 'Owain] Myfyr' and the Cymmrodorion and Gwyneddigion Societies, a request for a copy of 'awdl Aneurin ar amrafael rhannau Cymru') (pp. 343-6). The contents of pp. 289-342 and 347-82 consist almost entirely of transcripts of Welsh strict-metre poems in the form of 'cywyddau' and 'englynion'. Many of these bear one of the various bardic names adopted by Edward Williams at various times ('Iorwerth Morganwg', 'Iorwerth Gwilym neu brydydd bychan Morganwg', 'Iolo Morganwg') and all may possibly be his compositions.

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).

'Collectanea' relating to Glamorgan history and material relating to Colonel Philip Jones, including a copy of Articles of Impeachment of Transcendent Crimes [etc.] ... committed by Col. Philip Jones ... Together with Col. Philip Jones's Answer ... (London, 1649), also letters, 1829-1840, from John Webb, Tretire and Robert Oliver Jones, Fonmon Castle to John Montgomery Traherne.

'Ychydig o Hanes Morganwg, allan o Lyfr Ysgrifen y diweddar Barchedig Edward Gamage, Offeiriad Sant Athan, yn awr ymherchenogaeth Mr. John Spencer, o'r un Plwyf', with other Glamorgan material, including 'Cambrian Pedigrees, Together with An Account of the Different Manors within the County of Glamorgan and the names of the Proprietors thereof', etc.

Miscellaneous papers containing notes, extracts, transcripts, lists, etc., in the hand of Edward Williams ('Iolo Morganwg') bound together in one volume. Pp. 9-62, 68-73, 76- 90, 107-48, 213-20 and various other pages in the volume contain miscellaneous Welsh word lists frequently, but not invariably, with English definitions and illustrative excerpts from the works of Welsh poets. Other items include pp. 63-5, an incomplete 'Cornish - Silurian vocabulary' (words beginning with letter A only); 75, a comparative word list with the superscription 'Peculiarities of the Silurian and Venedotian dialects'; 93-106, a list of popular proverbial and figurative expressions or phrases in Welsh (see IM, t. 389); 149-50, 157-63, lists of Latin proper names, common nouns, etc., largely connected with ancient Gaul; 153- 6, 165-208, a French - English vocabulary with Welsh cognates of the French words; 221-30, a Cornish - English vocabulary with the superscription 'Borlace Vocabulary' [probably transcribed from, or based upon, the vocabulary to be found in William Borlase: Antiquities, Historical and Monumental, of the County of Cornwall . . . (1754, 2nd ed. 1769)], with Welsh cognates of the Cornish words; 236, 'Some Names of Rivers in Glamorganshire'; 237, a copy of a poem attributed to Taliesin; 240, notes headed 'Names of Mountains'; 241-2, notes headed 'Appelative Name of Watter', and 'Proper Names of Rivers'; 251-8, a collection of Welsh proverbs arranged alphabetically according to the initial letter (incomplete, G-Y only); 260-61, a Welsh poem by Edward Williams; 262, a list of 'Silurian words agreeing with Armoric'; 273-4, two lists with the headings 'Books and MSS. useful towards the History of Cardiff', and 'Hints and Materials for the History of Cardiff' respectively; 281-2, a copy of a thirty-eight stanza anti-Puritan poem entitled 'Cân i Ladron Morganwg' attributed to 'Jenkin Rhichards o Flaenau Gwent' and dated 1646 (for an assessment of the historical evidence presented in this poem see Thomas Richards: A History of the Puritan Movement in Wales (London, 1920), p. 211, and the same author's Religious Developments in Wales, 1654-1662 ( London, 1923), pp. 191-4, and for doubts as to its authenticity IM, tt. 254-63); 283-4, a transcript of a letter from [the Reverend] Edw[ar]d Gamage [from St. Athan] to Llywelyn [ab Ifan] 'o'r Cannerw', undated (replying to a request for the names of books for the study of the Welsh language, observations on differences between the dialects of Glamorgan and North Wales, a suggestion that a scholarly, bardic language be formed from the best elements in all regional dialects) (for a holograph copy of a letter from Edward Gamage to Llywelyn ab Ifan see NLW MS 13077B and for transcripts by Edward Williams of letters from, or allegedly from, Gamage to the same recipient in addition to the present example see NLW MSS 13095B, 13100B; for observations on these letters and the dubious authenticity of the Williams transcripts see IMCY, tt. 58-60, TLLM, tt. 107, 195, and IM, tt. 245-6); 285, a copy of an 'englyn' descriptive of a silkworm and 'composed of vowels'; 291, an incomplete transcript of [Thomas] Gray's 'Ode on the Pleasure arising from Vicissitude'; 295-8, a chronicle of events in British-Welsh history, 1076-1110; 299-300, notes on the Welsh bardic order with references to [James] Macpherson's theories about the druids and bards and a comment on his Fingal poem; 302, extracts from the Universal Magazine of Knowledge and Pleasure, 1768; 303-04, a transcript of [Taliesin's poem] 'Gwaith Argoed Llwyfain' with an English translation thereof by W[illia]m Whitehead (see Edward Jones: Musical and Poetical Relicks of the Welsh Bards . . . (1784), pp. 5-6); 307-10, an English translation of the title-page of Theophilus Evans: Drych y Prif Oesoedd . . ., ail arg. [1740], and of pp. 107-10 of the text of the work; 315-16, a copy of a letter from 'Christopher Crabstick', servant of Mr. Windham [Thomas Wyndham of Dunraven Castle, co. Glamorgan], to Captain Wind[s]or [Captain Thomas Windsor, R.N.), undated (a satirical attack on recipient's decision to offer himself as a candidate in the parliamentary election for the county of Glamorgan [?1789]); 323, draft copies of an election song to accompany the preceding item; 317-20, brief notes on the topography, agriculture, mineral wealth, etc., of the three main divisions of Glamorgan; 321-2, an advertisement for a proposed history of the town of Cardiff and lordship of Glamorgan; 326, a copy of the proposed title- page of Edward Williams's intended 'History of the Ancient British Bards or Druids' to be published in 1795; 327-30, notes on Welsh poetic metres ('Am gysefin ansawdd y mesurau') and on bardic ceremonial ('defodau . . . wrth gynnal gorsedd'); 333-4, prose items with the superscriptions 'Casbethau serchog', 'Llyma lythr anfon serch o waith D.G. o lyfr Ovydd', 'Dewisbethau serchog o lyfr Ofydd', and 'Casbethau Eiddig'; 335-6 two sequences of stanzas (twenty-one and twenty-four respectively) of Welsh prophetic verse with each stanza commencing with the words 'Coronog faban . . .', the first sequence being taken, with revised orthography, from Thomas Pugh: Brittish and Out-landish Prophesies . . . (London, 1658) [pp- 47-51, 37-8] (for the text of both sequences see Iolo Manuscripts . . ., pp. 276-82); 337-8, an incomplete copy of a Welsh poem describing the county of Glamorgan, its towns, etc. (for the missing portion, i.e., stanzas 1-30, see Iolo Aneurin Williams MS 97 in the National Library of Wales); 339-40 transcripts of two 'cywyddau' attributed to Ieuan ap Hywel Swrdwal and Gruff. ap Ieuan ap Llywelyn Fychan; 341-2, a transcript of a letter in Welsh from the poet Gronw Owen from Donnington, co. Salop, to William Elias, 1751 (for the text of this letter and notes on problems relating thereto see J. H. Davies (ed.): The Letters of Goronwy Owen . . . (Cardiff, 1924), pp. 3-4, 203-04); 343-5 medical maxims in Welsh; and 347-8, transcripts of 'englynion' by Wm. Llyn, H[uw] Llyn, and Edward Morris. Also included are miscellaneous notes on bardic, literary, and historical matters, etc.

Glamorgan 'collectanea' of William Davies, Cringell, Neath, with some portions in the hand of Edward Williams ('Iolo Morganwg'); two letters, 1804, from Richard Bevan of Cardiff and London to his cousin William Davies.

Glamorgan collectanea of William Davies, Cringell, near Neath, classical scholar and historian (see The Journal of the Welsh Bibliographical Society, Vol. II, July 1916). The material includes Queries proposed [by William Davies] to the nobility gentry and clergy of Glamorganshire, with a view to illustrate the history of that county; two draft proposals for publishing the history of Glamorganshire, the second of them printed at Swansea in 1803, together with a prospectus and request for subscribers dated 19 July 1810; two letters, 20 September 1823 and 25 October 1823, from David Davis, Unitarian minister, Neath (son of David Davis, Castell Hywel) to John Montgomery Traherne giving the writer's reason for buying the manuscripts of William Davies and informing Traherne that if Thomas Rees would not prepare the material for publication Thomas Price ('Carnhuanawc') would be asked to do so.

Biographical notes on Sir Robert Mansel and the Button family; notes on the bardic order, on Margam and on customs, notions, pastimes and diversions prevalent in Glamorgan; lists of manors, notes on abbeys and priories, and a list of bishops of Llandaff. The work is mainly that of William Davies, Cringell, but with additions by Richard Bevan and Edward Williams ('Iolo Morganwg').

Notebooks used by John Montgomery Traherne to record notes and 'collectanea' mainly relating to the history and topography of Glamorgan, Glamorgan families and pedigrees, and miscellanea. NLW MS 6534A contains notes relating to the Scudamore family.

Miscellaneous material, including press cuttings, collected for a history of Glamorgan.

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').

A volume containing miscellaneous notes, jottings, etc., in the hand of Edward Williams ('Iolo Morganwg'). The contents include, pagination in brackets, notes relating to William de Brewis [13th cent.], the chaplaincy of Thirlesbury Martin in the parish of Lantwit [co. Glamorgan], and the formation of the parish of Eglwys Brewis from this chaplaincy (15-16); a reference to the conquest of the lordship of Brecon by Bernard Newmarch in 1087, a copy of an inscription on a cross in the parish of Vaenor [co. Brecknock], and a note on a cromlech at Ty Illtud in the parish of Llanhammwlch (sic) [co. Brecknock] [extracted from William Camden's Brittania] (16-17); notes, historical and geographical, relating to Glamorgan including extracts from Camden's Britannia (18-27); copies of two memorial inscriptions in Clyrow churchyard, co. Radnor, one recording an age of 219, with a comment [by Edward Williams] relating to this (28); an anecdote relating to an attack by Edgar, King of London ('Brenin Llundain'), upon Morgan Mawr in Morgannwg (31 + 34); a genealogy tracing the descent of Bleddyn ap Cynfyn in direct line from Eneas Ysgwyddwyn (35- 6); genealogical and other data relating to Llywelyn Bren, Senghenydd, Lewysaid (sic) y Fann [co. Glamorgan], Llywelyn Bren ieuanc, Lewys Rhaglan ' o Lys y Vronydd', the Gawntlo family of Tregawntlo [co. Glamorgan], and Iestin ap Gwrgan (36-40); a sketch plan of, and a brief note on, 'Gallt Cawrdaf. An[cien]t Monastery', a note on a measure called Miskyn Measure, notes on the site of the 'old church' and on the 'present parish church' at Marcross [co. Glamorgan], and notes relating to land called Nash orchards and land adjacent to it in Nash [co. Glamorgan] (43-5); a note relating to relations between Edgar [king of England] and Morgan Hen [of Morgannwg] circa 967, and the alliance between Iestin ab Gwrgan and the Danes and Irish, late 11th cent. (58); a chronicle of events in Welsh history but relating mainly to South Wales, late 10th-11th cent. (59-71); brief notes relating to events in the reigns of Edward II and Edward III based upon Froissart's Chronicles (75-7); (continued)

Genealogical notes relating to the Gamage family up to the second half of the sixteenth century 'Ex Harl. Lib. No. 368' (85-6); a list of fifteen subject or chapter headings relating to Welsh poetry headed 'Topics for the History of the Bards' (91); a further list of eighteen subject or chapter headings relating to Welsh literature, bardism, music, etc. (92); miscellanea including a medicinal recipe extracted from the Monthly Review, a list of ecumenical councils, 314-551 [A.D.], specifications and a sketch relating to a settee or couch with drawers and a book shelf, etc. (93-6); a list of places in co. Glamorgan where fairs were held noting the main items sold (97-9); brief notes relating to John Hopkins of Neath 'the versifier of the psalms, died 1541', and his ancestor Hopkin Thomas, fl. 1350, who 'wrote the Greal' ( 100); notes on meteorological predictions made by the Prelate Luders of Glucksburg in 1785 and his theories re the influence on climate of ice floes floating down from northern seas (101-02); a list of nine subject or chapter headings relating to Welsh literature, bardism, language, etc., headed 'History of the Bards' (103); miscellanea including eight lines of English verse translated from Welsh by E[dward] Williams, a brief note on tradition by Edward Williams, brief notes relating to sheep and cattle in Glamorgan, genealogies of the bard Taliesin and an anecdote relating to him, etc. (104-08); a brief list of Welsh words with observations on Welsh polysyllabic words whose roots are unknown (122); lists of proverbs, proverbial expressions, and rhyming proverbial couplets, some connected expressly with Glamorgan, a list of nine Welsh words with notes on most, formulae of 'common cries', examples of crude set 'question and answer' pieces, etc. (123-32); notes relating to the sense of apartness of the people of Glamorgan and Monmouth as opposed to the rest of Wales, traces of the Silurian dialect of Welsh in Anglesea and its use by the 'Northwalian Bards of the middle ages' whose 'poetic dialect' was ' demonstratively founded on the Silurian', etc. (133-5); a list of personal ' names . . . still very common in Glam. & Monm.' (136); a further list of Welsh proverbs or proverbial expressions (136-8); geological notes relating to ? the coast of Glamorgan (138); extracts from [John Shore, Baron] Teignmouth: [Memoirs of the] Life . . . of Sir William Jones [philologist and jurist, 1746-94], and a quotation from [ ] Diderot (139- 41); a list of Welsh names of ? villages, farms, etc., and a brief note on Rhys Ddu, temp. Owen Glyndwr (144-6); incomplete notes with the superscription 'Some Account of the Ancient Town of Lantwit Major (Wallice Llanulltud fawr) in the County of Glamorgan' recounting legends concerning Saint Illtud and his monastery and school (147-60); incomplete notes relating to the divisions of Gwlad Forgan in the time of Iestin ab Gwrgan [ late 11th cent.], conflicts between Morgannwg and Deheubarth previous to the time of Iestin, Rhys ap Tewdwr's seizure of the lands of Einon ab Collwyn [late 11th cent.], etc. (163-5); brief notes relating to the history of the Welsh strict-metre poetic system (171-2); brief notes relating to Ewenny Abbey and Ewenny village (173); transcripts of 'englynion' attributed to Llywelyn ab Ifan 'o'r Rhaglan', John David Rhys, Morgan Llywelyn 'o Gastell Nedd', Rhys Morgan 'Pencraig Nedd', and Edward Efan, 'cywyddau' attributed to Lewis Hopcin, a stanza attributed to Wil. Hopcin, and a stanza of unattributed verse (175-86); notes relating to the fifteenth century poet Llawdden or Ieuan Llawdden, his compendium of Welsh bardic laws and arrangement of Welsh strict poetic metres approved at a session of bards held at Caermarthen in 1451 and ratified and confirmed at a second such session of bards also held at Caermarthen in 1460 or 1461, the protest made by Glamorgan bards against these, their researches concerning the bardic laws and institutes, the systematic arrangement of the results of these researches by Gwilym Tew, Lewys Morganwg, and Llen. Siôn 'o Langewydd' successively, and an assembly of Glamorgan bards held at Beaupre Castle circa 1670 for the purpose of 'reviving or recognizing' the ancient institutes, etc. (187-90); reflections concerning the probable origin of the 'gwyddoniaid', the wise men or teachers of the ancient Cymmry, the growth of this body into a more formal system or institution, and its role as 'Parent of the Bardic or Druidic Instit[ut]ion' (190-94); (continued)

Extracts from the poems of Cynddelw referring to 'Derwyddon' (194); notes relating to an assembly held at Caerllion ar wysg under King Arthur to promulgate laws, to the arrangement of the Welsh strict poetic metres, and to the five basic elements (200-01); notes on a few Welsh words with illustrative excerpts from poems (202); a reference to 'Llyfr Cyfarwyddyd ar achoedd o waith Ieuan Brechfa' with the lineage of the said Ieuan Brechfa, a list headed 'Llyma enwau y nawnyn a diriwys yn gyntaf yn fforest Glyn Cothi', and other miscellanea (203-04); a list of twenty-four knights at King Arthur's court divided into eight groups of three, each group possessing particular attributes (205-07); extracts from Welsh poems attributed to, or single stanzas or 'englynion' attributed to Edmund Prys, Siôn Philip, 'N'., Iaco ab Dewi, Thos. Ll'n 'o Regoes', and Ll'n Thomas (208-11); an anecdote relating to the composition by Rhisiart ab Iorwerth Fynglwyd of an 'englyn' containing the names of several objects referred to in a conversation at an 'eisteddfod' (212); copies of the memorial inscriptions on the tombstones of the Reverend Samuel Jones, Bryn Llywarch, ob. 1697, and his wife, ob. 1676, in Llangynwyd churchyard [co. Glamorgan], and a stanza of Welsh verse by [Edward Williams] 'Iolo Morganwg' (213-14, 241-2); a transcript of eight stanzas containing Welsh triads in verse form attributed to Iolo Pen y Lan (215-16); a version of the Welsh prose tale 'Hwedl Rhitta Gawr' (217-20); the title and first words of another prose tale, viz. 'Hwedl fel y llosgwys Cenfigen ei pherchen' (221) followed by fifteen blank pages obviously intended for a copy of this and possibly other similar tales; a transcript of a five-stanza poem entitled 'Syrthiad y Dail' attributed to Thomas Glyn Cothi (238-9); notes headed 'The antiquities of Lantwit Major, Corn. Glamorgan' relating to Saint Illtud, the monastic church founded at Llanilltud, and the early abbots of that church, and attributed to David Nicholls, 1729 (243-55; see also NLW MS 13153A above and references there to NLW MSS 13114B, 13116B); extracts from [Thomas] Carte [: A General] History of England [vol. I, pp. 185-6] relating to St. Germain's mission to Britain in 448, his founding of schools under Dubricius and Iltutus, and the influence of these schools ( 256-61); brief notes referring to Paulinus, Dubricius, and Iltutus, and an anecdote relating to Edgar, king of England, stealing the bell of Lantwit Church in 975 A.D. (261-3); extracts from [John] Leland's Itinerary relating to the 'West Thawan' area of Glamorganshire including Llan Iltuit ( 264-5); notes allegedly from Welsh manuscript sources relating to St. Iltutus and his monastery and school at Llanilltud (266-70); notes relating to the town and parish of Lantwit [Major] referring to a tradition concerning a charter drawn up in the time of William, earl of Pembroke [1551-70], 'for the incorporation of Lantwit', a quay at Cohugh and additions to the town hall built by the said earl, a custom whereby newly-married couples dined in the town hall on their wedding day, rooms under the town hall, the county gaol nearby, the town hall itself, the houses in the town, the soil in the parish, the corn grown, the sheep and cattle reared, the brooks and the river Colhugh, the sea shore, the shell and other fish to be found, the limestone of the cliffs and rocks, etc. (270-80); a further note on 'Illtud Sant . . . a wnaeth Fangor deg a Bangor Illtud ai gelwid' (281); notes referring to Germanus's mission to Britain and the schools and pupils of Dubricius and Iltutus ? 'From Goadby's History of England printed at Sherborn, 1752' (283-5); an incomplete note on Dubricius from 'Sir Harry Spelman . . . in his Councils' (285); notes on traditions relating to sixteenth and seventeenth century non-conformity in Wales, more particularly south-east Wales, with (a) references to the influence or activities of Siôn Penri, W[illia]m Erbri, vicar of the parish of St. Mary's, Cardiff, Syr Hywel Ychan, curate at Y Rhath (Roath) under William Erbri, and Thos. Llewelyn 'o Regoes' [co. Glamorgan], (b) mention of the last named's congregations at Rhegoes, Llangyfelach, and Llanfabon, his translations of sections of the English Bible into Welsh, his licence from Archbishop Grindal to preach in Welsh, and his alleged correspondence with the 'hen ficcar o Landdyfri' [Rhys Prichard], and (c) comments on the ideas of the aforementioned persons and others with regard to infant or adult baptism and forms of church government incorporating a suggestion [by Edward Williams himself] that contemporary Methodists would eventually find it necessary to secede from the Anglican Church (299-309; for comments on the data relating to Thos. Llewelyn see TLLM, tt. 127-8); (continued)

A note relating to a sixteenth/seventeenth century dissenting congregation at Blaen Cannaid [co. Glamorgan], its 'classification' as presbyterian or baptist, the part played in its history by Thos. Llewelyn 'o Regoes' and Hywel Lewys and possibly [John] Penri and [William] Erbri with a transcript of an 'englyn' attributed to the said Hywel Lewys (310-11; see James and Evans: op. cit., pp. 219-20); a note on a tradition relating to the opinions of the aforementioned [William] Erburi and of Walter Cradog concerning baptism (312; see James and Evans: op. cit., p. 220); transcripts of 'englynion' attributed to Iolo Goch and Daf[ydd] ab Gwilym ( 315-17); notes headed 'Coffadwriaeth am Feirdd a Phrydyddion . . .' containing anecdotes relating to 'eisteddfodau' held at Gwern y Cleppa, y Ddol Goch yn Emlyn and Marchwiail . . . yin Mhowys', ? all temp. Edward III, and referring to the poets Dafydd ap Gwilym, the three brothers Llywelyn, Ednyfed, and Madoc ap Gruffudd of Marchwiail, Siôn y Cent, Rhys Goch o Eryri, Iolo Goch, and Llywelyn ap Gwilym (319-20); a note relating mainly to the examination of the Welsh musical measures and the various grades of musicians at the first 'eisteddfod' held at Caerwys [co. Flint] (321); a note relating to the poetic form known as 'cerdd arwest' or 'cerdd deuluaidd' (322); a copy of a 'Prospectus of Y Bardd Teulu neu Dywenydd Morganwg, a Quarterly Welsh Magazine to be printed at Merthyr Tydvil' describing topics to be included, giving indications as to editorial policy, etc. (329-32; see NLW MS 13089E above and the references noted there); notes relating to the poet Bedo Brwynllys, mid 15th cent., a collection of the poems of Dafydd ap Gwilym made by the said Bedo, a ? copy of this collection formerly in the library at Raglan Castle which had been destroyed in the time of Oliver Cromwell ('the largest and most valuable [library] in Wales at the time it was formed . . . the largest collections of Welsh Manuscripts that ever were made'), two other copies of Bedo Brwynllys's collection surviving in South Wales, the Herberts of Raglan's patronage of Welsh literature, Sir William Herbert's connection with the printing of Gruffydd Roberts's Welsh grammar in 1540, the publication of Dafydd ap Gwilym's work 'about 20 years ago . . . at the expence of Owen Jones' [Barddoniaeth Dafydd ab Gwilym, Llundain, 1789], the printing of this volume 'chiefly' from North Wales manuscripts which were inferior to those preserved in South Wales, Dr. [John] Davies [of Mallwyd]'s opinion of the language of Dafydd ap Gwilym's poetry, the formation of the 'modern [Welsh] literary dialect . . . chiefly . . . from the language of this bard' (333-5); notes defining the poetic terms 'gwasgargerdd', 'deifregdawd', and 'gosteg [o englynion]' (341); a list of the mottoes ('gair cysswyn') of various bardic chairs (342-3); a note relating to a ceremony to re-establish a bardic 'cadair wrth gerdd dafod' held in Castell Nedd and the quarrel that occurred there between Rhys ap Tewdwr and Iestin [ap Gwrgan] (343-4; marginal note in the hand of [Taliesin] ab Iolo); further notes relating to the quarrel and fighting between Rhys ab Tewdwr and Iestyn ab Gwrgan (345-7); a brief note on the poetic form 'cerdd arwest' (349); and notes relating to the ignorance concerning the Welsh bardic craft prevalent in the time of Syr Gruff. ap Nicolas, the attempts by Dafydd ap Edmwnt and Guttyn Owam after the second [Carmarthen] 'eisteddfod' to name the Welsh strict metres ('rhoi enwau ar y mesurau'), the ensuing controversy between the bards of Morgannwg and those of Gwynedd, the arrangement of the twenty-four [strict] metres by Guttyn Owain, the acceptance of this system in North Wales, knowledge of this system in South Wales through the medium of Siôn Daf[ydd] Rhys's grammar, a manuscript work [on the Welsh bardic metres and system] compiled by Ll[ywely]n Siôn then in the writer's [i.e. Edward Williams's] possession, his showing of this manuscript to Syr Risiart Basset of Bewpyr [co. Glamorgan], Syr Risiart's decision to call a bardic convention, according to the old rites of the Glamorgan bards, in connection therewith, and the boundaries of the bardic Morgannwg (349-52). In one instance notes have been written on the verso of a printed leaflet announcing the printing of Edward Williams's two volumes of English verse entitled Poems Lyric and Pastoral.

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).

Miscellaneous papers containing lists, notes, etc., in the hand of Edward Williams ('Iolo Morganwg') bound together in one volume. The contents are extremely varied and include miscellaneous series of Welsh triads including series with the superscriptions 'Trioedd Ieuan ap Hywel Swrdwal', 'Trioedd o Lyfr Esaia Pywel sef Trioedd Llelo Llawdrwm', 'Trioedd Iaith ac Ymadrodd Iorwerth Fynglwyd', 'Trioedd Dwyfolaeth', 'Trioedd athronddysg', 'Trioedd Serch Dafydd Morganwg Bardd Ifor Hael', and 'Trioedd Esaia Powel' (pp. 1-3, 12, 14-15, 18, 24, 26, 28, 30-33, 35, 54-5, 83); lists of Welsh words sometimes with English definitions (pp. 10, 81-2, 86-7, 91-2, 101, 103, 105-06, 115-16, 120, 127, 129-33, 138, 149-52, 157- 203, 244-5, 251-4); lists of Welsh proverbs and proverbial expressions including one list headed 'Meteorological and Terracultural proverbs in Glamorgan' (pp. 28, 69-72, 77-80, 107-08, 113-14, 260-61); notes relating to the order of Welsh bards and musicians (pp. 6-7); a copy of an English poem with the superscription 'Bardic Institutes Written at Carn Moesen an ancient Druidical pile on the top of Craig y Llynn Mawr, a high mountain in the northern part of Glamorgan in Wales' (pp. 20-22); miscellaneous genealogical notes (pp. 39-42); lists [of Glamorgan relevance] headed 'Tai Cre[fydd]' (p. 47), 'Hen Gaste[lloedd] . . . Morgan' (pp.48-9), 'Llysoed[d]' (p.50), 'Hen Drefydd' (p.50), 'Glamorgan Topography' (p. 52), 'Beirdd Morganwg' (p. 56), 'Villages in Glamorgan wherein Town Halls and Market houses are still standing and kept up in good repair. They were originally used for holding markets and Baronial Courts of the Lords Marchers, now the hall is used as a school room, for dancing, . . .' (pp. 64-5), 'Present Market Towns' (p. 65), 'Antiquities in Glam[organ]' (p. 66), and 'Old names in Glamorgan' (p. 98); a short list of the names of Welsh bards, 12th - 17th cent. (p. 53); Welsh stanzas with the superscription 'Bedd bennillion a gant I. Mg.' (p. 58); notes relating to a reputed attempt by King Arthur to regulate the rules relating to armorial bearings (p. 68); a chronological list of events in British / Welsh history, 5th - 6th cent. ( pp. 73-6); Welsh verse with the superscription 'Hen ddiarhebion ar fesur dyri gan Iolo Morganwg' (p. 77); two short Cornish-Silurian lists of words (pp. 85, 88); the first lines of thirty nine 'awdlau' and 'cywyddau' ? attributed to the poet Iolo Goch 'yn Llyfr R. Jones' (pp. 96-7); 'Deuddeg Cynneddf Doethineb' (p. 117); notes relating to the poet Rhys Goch ap Rhiccart and his possible imbibing of Norman - French poetic influences ( pp. 121-2); a brief note on the 'stile and dialect and idiom' of the Welsh bards (p. 128); notes relating mainly to the Glam[organ] system and the North Wales system [of Welsh strict metres] (pp. 136-7); an incomplete account of ? rules and regulations reputedly drawn up by King Arthur at a conference at Caerleon for regulating the conduct, etc., of the Welsh bardic order (pp. 225-8); notes headed 'Llyma'r Drefn a wnaeth yr Amherawdr Arthur ar Fonhedd ag Anfonedd yr hon drefn y dylai bob bardd ei gwybod . . .' (pp. 229-34); notes relating to successive Welsh princes, etc., who had drawn up or revised codes for regulating the conduct, etc., of the Welsh bards and musicians (p. 235); miscellaneous notes relating to Welsh bardism and strict metres (pp. 236-40, 264); miscellaneous extracts of varying length from the works of various Welsh poets sometimes to provide examples of specific words (pp. 241-56); and extracts 'Ex Cwtta Cyfarwydd o Forganwg' listing the cantrefi and cymydau of Glamorgan (p. 262). In one instance the blank dorse and margins of a printed pamphlet bearing the superscription 'An Affectionate Address to Colliers, Miners, and Labouring People', 1785 (pp. 61-2, 67-8) have been used for writing notes, and in two other instances notes have been written on leaves bearing two poems entitled 'War' and 'Liberty' attributed to Morgan Williams, 1821 (pp. 109-12) and a poem entitled 'Picture of a Good Man' attributed to Edward Martin, 1818 (pp. 101-02, 119-20).

Miscellaneous papers containing notes, transcripts, extracts, etc., in the hand of Edward Williams ('Iolo Morganwg') bound together in one volume. The contents include pp. 10-18, notes on the royal ancestors of Iestyn ab Gwrgan, lord of Glamorgan, to the time of Morgan Mwynfawr extracted 'o Lyfr Mr. Thos. Trueman o Bantlliwydd' (for the Welsh text see Iolo Manuscripts . . ., pp. 3-11, and for an English translation ibid., pp. 331-56); 21, extracts [from Thomas Carte: A General History of England . . . (London, 1747-1755)]; 22-38, notes on the rulers of Glamorgan from the time of Morgan Mwynfawr to the time of the aforementioned Iestyn ab Gwrgan, the quarrels leading to the conquest of Glamorgan by the Normans under Robert Fitzhamon, the subsequent Norman lords of the territory, and the coming of the Flemings to Glamorgan (for the Welsh text of pp. 22-9 see Iolo Manuscripts . . ., pp. 12-17, and for an English translation ibid., pp. 357-83); 39-40, a brief chronicle of political events, earthquakes, plagues, extreme weather conditions, etc., temp. William I to temp. Edward VI; 41, a short chronicle of events in South Wales, 1030-1079; 42-3, a list of the bishops of Llandaf, 436-1396; 44- 7, miscellaneous topographical and historical notes on Glamorgan; 48-9, notes on Dafydd ap Gwilym; 50-51, 'Hanes y tri Marchog ar ddeg' (an incomplete account of the thirteen Norman knights who conquered Glamorgan); 52-4, miscellaneous historical anecdotes relating mainly to Glamorgan (see Iolo Manuscripts . . ., pp. 64-7, 450-53); 56-60, genealogical and historical notes on the Stradling family, eleventh-seventeenth cent. ('allan o hen lyfr St. Dunwyd gan y Parchedig Mr. Edward Gamage, Periglor St. Athan'); 64-7, a Welsh-English list of species of apples found in Glamorgan and Gwent and of pears ?found in the same region (see IM., tt. 334-8); 68-9, a list of mountains and rivers in Glamorgan; 72-4, further notes on the lordship of Glamorgan and its conquest by the Normans (from British Museum Harleian MS 368; see Cambrian Journal, 1859, pp. 68-71); 78-81, a brief account of the history of Glamorgan from the time of Morgan Mwynfawr to the reign of Henry VIII 'translated from a Welsh MS late in the possession of the Revd. Mr. Gamage, Rector of St. Athan, and now of Mr. John Spen[ ] of the same place'; 82-5, historical anecdotes relating to the lords of Bewper Castle [co. Glamorgan], anecdotes relating to the brothers William and Richard Twrch and the building of the porch and chapel gateway at Bewper, late sixteenth-early seventeenth cent. (see IM, tt. 272-3), a note on Inigo Jones, and notes on Dunraven Castle; 86-95, notes relating to St. Illtud, the monastic church and school at Llanilltud [or Llantwit Major, co. Glamorgan], and the abbots of the said monastery, including extracts from [Thomas] Carte: op. cit., and a manuscript sketch plan of Llantwit Major, ? late eighteenth cent. (see note in IM, t. 316); 95-115, general notes on British history to the second half of the thirteenth cent., including extracts from Carte: op. cit.; 116-23, miscellaneous brief notes on the topography, agriculture, industries, commerce, etc., of Glamorgan, with references to the iron works at Merthyr Tidvil, Aberdare Vale, Newbridge, Pentyrch, and Melin Griffith, the porcelain works at Nantgarw, etc.; 125, extracts from Archaeologia, vol. VI; 126-7, notes on the Voss family more particularly William Voss of St. Athan and Nicolas Vosse of Lantwit (circa 1750) [both of co. Glamorgan], and the latter's books; 128-31, 'Cursory Remarks on reading Camden's account of Glamorgan'; 132-3, copies of extracts from the register of the parish of Lantwit Major [co. Glamorgan] and other data relating to the Vosse family; 134, proposals [by Edward Williams] for publishing a periodical to be called Dywenydd Morganwg (see IM, tt. 214, 363, 387-91); 135, a note on 'Y modd i wneuthur Lloriau da mewn tai' (see IM, t. 363); 136, notes on the village of Llandaff [co. Glamorgan] and the vicinity; 137, anecdotes relating to the poet Dafydd o'r Nant, [the Methodist cleric, the Reverend] Daniel Rowland, and a seventeenth century poet Will Tabwr; 142-3, a ? draft copy of a letter to the clergy of the town and neighbourhood of Cowbridge [co. Glamorgan], suggesting a plan for adding [Bishop Richard Watson's work A Collection of] Theological Tracts [Cambridge, 1785] to a circulating library the writer had established in the town; 146-7, copies of three English poems headed 'Poetical Anecdotes of Glamorgan', one being by Christopher Roberts of St. Athan and ? two by Edward Williams of Lancarvan; 148 and 151, brief notes on the Glamorgan towns, etc., of Caerffily, Merthyr Tidvil, Cowbridge, Bridgend, Lantrisant, Landaff, and Cardiff; 150, a list of the products of Glamorgan which were, or could become, articles of trade and commerce; 154-7, copies of the memorial inscription ? on the tomb of Roger Seys in the church of Lantwit Major, and notes on the Seys family's connection with the Boverton estate [co. Glamorgan]; 158- 69, notes on the topography, agricultural produce and methods, horticulture, etc., of Glamorgan headed 'Remarks on J. Fox's General View of the Agriculture of [the county of] Glamorgan ([London], 1796)', and notes on the pastime known as 'Bandy playing' (see IM, tt. 54-6); 170-76, observations on Newton Down [co. Glamorgan], and on Brandon Hill and Cliffon Hill near Bristol; 181, a report on a survey of the pillars and arches dividing the nave from the south aisle in Cowbridge parish church carried out in 1810 by the churchwardens assisted by Edward Williams ['Iolo Morganwg'] and Taliesin Williams, masons, and David Jenkins, carpenter; 182-3, an incomplete draft or copy of a letter in Welsh addressed to the Protestant dissenters of Glamorgan advising them to vote for [Thomas] Wyndham of Dwnrufan (Dunraven) rather than for his opponent Captain Thomas Windsor in the Glamorgan parliamentary election [? of 1789]; 188, notes on Boverton house [co. Glamorgan]; 192-3, an anecdote relating to Penmark church [co. Glamorgan]; 196-231, a transcript of the section of [John] Leland's Itinerary which deals with Glamorgan; 232-51, miscellanea including an incomplete Welsh poem on the county of Carmarthen, its towns, etc., observations on statements in the first few pages of [Edward] Jones: [Musical and Poetical Relicks of the Welsh] Bards . . ., 2nd ed. [1794], and further notes on 'bandy playing' (some of these on the blank versos and margins of printed proposals for publishing Edward Williams's volume of English verse Poems Lyric and Pastoral in 1792, and his Cyfrinach Beirdd Ynys Prydain in 1821); 253-4, the words and music of a 'Catch written for the Pine Apple Catch club in Bristol . . . by [Thomas] Chatterton, father of Thomas Chatterton, the poet'; 256-7, a copy of a letter in Welsh from Rhys Morgan from Pencraig nedd [co. Glamorgan], to [ ], 1751 (praise for recipient's poems, the continuance of the Welsh bardic tradition in Glamorgan, the state of the Welsh language in the county, its use in church services, the failure of the county of Monmouth to produce Welsh poets) (for the text of this letter with the opinion that it is a forgery to be attributed to Edward Williams himself see TLLM, tt. 260-61; see also ibid., tt. 101-02, and IM, tt.77-8, 274); 258-61, a copy of an eight-stanza 'Song for the Glamorgan Volunteers' by Edward Williams, with preface and notes on some of the proper names in the text; 262-73, notes on early Welsh literature, the extant manuscript sources thereof, the authenticity of the material in these manuscripts, etc., written on the verso and in the margins of copies of a printed handbill containing proposals, 1793, for publishing The Celtic Remains (vol. I by Lewis Morris, vol. II by Walter Davies), and of a printed handbill announcing an 'eisteddfod' to be held at Caerwys [co. Flint] in 1798 under the patronage of the Gwyneddigion Society (some of this material appears to be a draft version of sections of the essay 'A Short Review of the Present State of Welsh Manuscripts' which forms the preface to The Myvyrian Archaiology of Wales . . ., vol. I, (London, 1801)) (continued)

278-9, notes headed 'Llyma'r Ddosparth a wnaeth y Brenin Arthur ar achoedd a'r Cof a'r cadw arnynt ac ar fonedd Cenedl y Cymry a'u Breiniau'; 279, anecdotes relating to Gruffydd ap Llywelyn ap Seisyllt and opposition to his claim to the principality of Powys circa 1040, and a convention held at Henffordd ( Hereford) in connection therewith when matters relating to the genealogy and rights and privileges of the Welsh nobility, etc., were discussed and ? an agreed code was drawn up, and notes on the duties of the Welsh bards with regard to genealogy and heraldry; 280-85, notes relating to the Welsh bardic order and Welsh musicians including notes with the superscription 'Llyma hen Ystatut Cadair Tir Iarll fal a'i trefnwyd yn amser yr Arglwydd Clâr diweddaf . . .'; 286-9, miscellanea including notes on the meaning of the expressions 'Mab aillt' and 'Mab aillt beirdd', notes on the loss of a manuscript copy of the statutes of Grulfudd ap Cynan from the Ashmolean Museum [Oxford] and of a Welsh translation of the works of Aristotle by John David Rhys from the library of Jesus College [Oxford], a comment on Jesus College, and brief notes on the Welsh strict poetic metres; 295, a copy of an 'englyn' attributed to Dafydd ap Edmund; 303, notes on the relationship between the vocabulary of a language and the cultural and technical attainments of the speakers of the language; 305, a copy of an 'englyn' attributed to D[afydd ap] G[wilym]; 306-07, an incomplete transcript of a Welsh poem entitled 'Cynghorion Tad i'w Fab' attributed to Henry Evans 'o'r Gelli Gaer ym Morganwg'; 308-09, a transcript of twenty- two stanzas of Welsh verse entitled 'Englynion Marchwiail' and attributed to Mab claf ab Llywarch; 314, ? an extract re the Latin language from a letter from R. Flaherty to E[dward] Llwyd; 315, a note on Llywelyn Siôn, the Glamorgan scribe [late sixteenth cent.], a note on the possible origin of the 'coelbren' and 'coelfain' amongst the Welsh bards, and a transcript of four 'englynion' ? attributed to Rhys Brydydd; 316, a list of the descendants of Caw o Brydyn, a list of the achievements of the Stradling family ('Gweithredoedd y Stradlingiaid'), a note on Mauritius Morganensis, poet and rhetorician, a copy of an 'englyn' written by Prince Llywelyn ab Gruffudd after the battle of Aberconwy, a list of 'Saith Brif Glaswrdai Ynys Prydain', and a note on the castles of the kings of Morganwg; 317, notes relating to Caerfilly castle [co. Glamorgan] and to Sir Gilbert Stradling (temp. Richard I) and the origin of the Knights of the Garter; 317 + 322, notes on Sir Edward Stradling and his connection with Dr. John David Rhys and Dr. Thomas Lleison; 320, a note on the teaching activities of Glamorgan bards circa 1700, and ? a list of bards at an eisteddfod held at Llandaf in 1564; 320, 328, 329, 334-5 343, 363, 392, lists of Welsh proverbs, popular sayings, etc.; 322-7, notes on Welsh poetic metres, bardic meetings, and the tradition re the original home of the Ancient Britons (Deffrobani); 330-33, brief biographical notes on a number of Welsh bards (medieval- eighteenth cent.); 333, notes headed 'Gosgorddiadau'r ser ydynt fal hynn'; 335, a copy of six stanzas of Welsh verse entitled 'Pennillion Morganwg'; 337, lists of Welsh names for the months of the year (see John Williams: Barddas . . ., vol. I, pp. 410-17); 339, a copy of an 'englyn' attributed to Wm. Cynwal; 357, notes on an oak tree at Cefn Mabli, co. Glamorgan; 360, notes on an 'eisteddfod' held at Y Pil [co. Glamorgan], circa 1740, a brief list of Welsh triads, and a list of troubadours and Welsh poets, ob. 1122-1300; 361, notes on Dafydd ap Gwilym and the 'cywydd' measure, Dafydd o'r Llwyn, an 'eisteddfod' held at Nant Conwy [co. Caernarvon], 1 Edward IV, and the confusion concerning the date of the 'eisteddfod' held at Carmarthen, 1451 or 1461; 362, a transcript of an 'englyn' attributed to Samuel Jones 'o Fryn Llywarch'; 363, a transcript of an 'englyn' attributed to Thos. Llywelyn 'o Regoes' and a few Welsh triads; 370, a transcript of an 'englyn' attributed to Thos. Lln.; 371, a copy of an elegy in Welsh with the superscription 'Carmen Britanicum on the Death of Queen Caroline per Ned Edwards of Talgarth . . .', and a note on a copy of 'Dr. Gr. Roberts Grammar printed in Italy, A.D. 1567, in the hands of Mr. E. Evans. . .'; 381, a version of the Lord's Prayer (Welsh) in verse, and transcripts of 'englynion' attributed to Rhys Cain and ?D. o'r Nant; 387, a brief note on the building of Landaff Bridge and Rumney Bridge in the seventeenth century; 388, historical notes relating to Carfilly Castle; 390, transcripts of 'englynion' attributed to Huw Llyn, Wm Llyn, Siôn Tudur, and Dr. Morgan, Esgob Llandaf; 391, miscellaneous Welsh triads; 393, seventeen maxims headed 'Llyma ymadroddion Barddas o Lyfr Ieuan ab Hywel Swrdwal' (see John Williams: Barddas . . ., vol. I, pp- 270-75; 394, miscellaneous Welsh triads; 395, 'Gwyddor Dewiniaeth Gildas Broffwyd' (see Iolo Manuscripts . . ., pp. 195-6, 608-09); 396-7, miscellaneous notes on bardism, a few Welsh triads, and transcripts of ? two 'englynion' attributed to Siôn Tudur; 401, transcripts of two 'englynion' attributed to ? y Capten Middelton and Morys Cyffin; 405, an extract from a letter from Captain Wm. Myddelton to his nephew, and transcripts of 'englynion' attributed to D. Ddu Eryri and D. Davies, Castell Hywel; 460-09, a Latin-English list of rare plants to be found in various English counties; 410-12, extracts from the English version of [William] Camden ['s Britannia]; 416-19, notes on the Welsh bardic order headed 'Llyma Llafar Gorsedd Beirdd Ynys Prydain Ile gellir gweled Breiniau a Defodau Beirdd Ynys Prydain . . .' (see John Williams: Barddas . . ., vol. II, pp. 10-23); 422-67, miscellaneous notes in English on British or Welsh bardism, its organisation, ceremonial, connection with druidism and the Christian religion, etc. (there is considerable repetition in these notes, they possibly represent several drafts of parts of an essay on the subject of bardism); 468-70, a transcript of the title-page, advertisement, and part of the introduction to Charles Wilkins: The Bhagvat-Geeta . . . (London, 1785); and 472-3, extracts from [Edward] Jones: [Musical and Poetical Relicks of the Welsh] Bards . . ., 2nd ed. [London, 1794], pp. 83-4. Also included, pp. 278-470, are lists of Welsh words sometimes with English definitions and/or illustrative excerpts from the works of Welsh poets, notes on Welsh words or elements in Welsh words, etymological and philological notes on the Welsh language, notes on Welsh grammar, extracts of varying length (one line, 'cywydd' couplets, etc.) from the works of Welsh poets, and a multitude of miscellaneous items of historical, literary, or bardic significance.

A composite volume containing a miscellany of literary and historical material, etc., in the hand of Edward Williams ('Iolo Morganwg') including pp. 1-13, an outline plan drawn up by Edward Williams in 1806 for setting up a committee and employing paid research workers with a view to publishing 'A Complete and Superb History of the County of Glamorgan' (see also NLW MSS 13103B, 13114B above); 17-22, brief topographical and historical notes on Glamorganshire; 25-33, notes on the princes of Glamorgan from the time of Morgan Mwynfawr to the time of Iestyn ab Gwrgan; 41-51, extracts from [John] Leland's Itinerary relating to cos. Glamorgan and Monmouth; 57-81, genealogical and historical extracts from Panton MS 15 (now NLW MS 1984A); 82-91, further genealogical data relating to the saints of Britain ('Bonedd Seint Ynys Prydain o Lyfr Mr. Elis'); 91-3, notes on the nine kings of Glywysyg 'sef y wlad a elwir y weith horn Cantref Gwaunllwg yrwng Afon Wysg . . . ac Afon Elerch' (see also NLW MS 13106B above); 93-4, two versions of an anecdote relating to Urien Rheged; 105-06 + 111-12, a printed copy of the resolutions of a committee of the Cambrian Society in Gwent held 10 May 1822 concerning arrangements for an 'eisteddfod'; 107-09, notes relating to two 'eisteddfodau' held at Carmarthen [?1451] and 1461; 113-15, a record of 'Remarkable frost in Britain', A.D. 220-1788; 117-29, notes headed 'Rural knowledge' containing miscellaneous information on a variety of topics, e.g. the growing of hawthorn hedges, manures, the making of carrot marmalade, the planting of potatoes, carrots, etc.; 131-3, anecdotes relating to Inigo Jones ? extracted from [Horace] Walpole: Anecdotes of Painting [in England]; 134- 41, copies of two letters, 1797, [from Edward Williams] to Sir Richard Hoare, Bart., Stourhead, Wiltshire, the first reciting a traditional story concerning the brothers William and Richard Twrch and the latter's work as a stonemason at Bewper (Beaupre) Castle [co. Glamorgan] (see also NLW MSS 13089E, 13103B above), and the second relating mainly to ancient memorial inscriptions at Lantwit Major including inscriptions on a stone unearthed by the writer in the churchyard there; 149-65, a transcript of notes relating to Saint Illtud, the ancient school and monastery founded at Llanilltud, and the abbots of the said monastery allegedly compiled by the Reverend David Nicholls in 1729 (see also NLW MS 13114B above); (continued)

163 (2) -74, further notes [? by Edward Williams] on Saint Illtud and the school and monastery at Llanilltud, and a transcript of the inscriptions on the 'Cross of Iltutus' at the said place, etc. (see again NLW MS 13114B above); 175-8, notes in English, in the hand of Taliesin Williams, on the nine kings of Glewiseg (see pp. 91-3 of the present manuscript); 183-4, an account of the division of Glamorgan between Syr Rhobert fab Amon and his twelve Norman knights (written on the blank verso of a printed sheet, 1797, proclaiming an 'eisteddfod' to be held in Caerwys [co. Flint] in 1798 under the patronage of Cymdeithas y Gwyneddigion); 188-201, extracts relating to members of various branches of the English peerage, e. g. earls of Gloucester, Worcester, Leicester, Pembroke, etc.; 204-26, an alphabetical list of names of persons (historical, pseudo-historical), names of places, elements in place-names, etc.; 228-31, notes relating to medieval lords of Gower; 234-5, genealogical data relating mainly to the Gawntlo family; 236-9, historical data relating to the lordship of Glamorgan ('Morganwg') in the twelfth and thirteenth centuries; 248, an extract from a letter, 1698, from John Lloyd ap Huw from Bryn Blaen y Ddol, Meirionethshire, to Edward Llwyd of the [Ashmolean] Museum relating to stone circles and 'cistfeini' (see NLW MS 2029B); 248-55, miscellaneous extracts including names of ancient kings of Gwent, Glamorgan, Ercyng, Glewisig, and [Brycheiniog], notes on St. Illtud, etc.; 256-80, an alphabetical list of Welsh poets, 5th-late 17th cent., with dates when they flourished and occasional biographical notes extracted 'o Lyfr y diweddar Barchedig Mr. Dafydd Ellis o Amlwch ym Môn'; 280-85, addenda to the list contained in pp. 256-80; 286-7, notes headed 'Bonedd ag anfonedd' extracted from Panton MS 63 (now NLW MS 2029B); 287-9, further addenda to the list in pp. 256-80; 292-9, a copy of the words of a 'Song for the Glamorgan Volunteers . . . By Edward Williams' with notes on the text (see also NLW MS 13089E); 309, notes from Nennius relating to the 'origin of the Britons'; 316-18, brief notes on a few ancient inscriptions in Glamorganshire, Breconshire, etc.; 324-6, extracts from the Liber Landavensis; 332-3, proposals for publishing 'Traethawd ar Areithyddiaeth o Saesneg y Dysgedig Dr. Blackwell gan Iolo Morganwg'; 336, a note on Dafydd ap Gwilym; 338-41, extracts from [Thomas] Astle: The Origin and Progress of Writing [2nd ed.], 1803; 346-59, notes on the erection of cob walls, the use of clay ashes and coal ashes in mixing mortar, rough casting, the erection of rough stone walls, ashlar fronts, varieties of stone for building in Glamorgan, the mixing of mortar, pointing, outside plastering, and the making of mortar floors; 364-7, notes relating to the history of South Wales in the eleventh century; 373-4, a table tracing the line of chief poets of Morgannwg with their disciples from the time of Dafydd ap Gwilym to the time of Siôn Bradford, circa 1780; 378-9, advice re the planting of orchards in Glamorgan; 384-7, notes on the topography, etc., of Glamorgan; 394-421, extracts from [William] Camden: Britannia (ed. Edmund Gibson) relating to inscribed stones in Wales, and 'Antient Gallick words collected out of Roman Authors compared with the Welsh', etc.; 426- 30, miscellaneous genealogical and historical data; 431, a note relating to the 'eisteddfod' held at Caerwys, co. Flint, in 1523 or 1524; 432-4, a list of poets and authors of cos. Denbigh, Merioneth, Caernarvon, and Anglesey 'ar a oedd ar unwaith an cyfoes ni yn canu ar eu bwyd i hun mal y mae y ddiareb yn fonheddigion ag uchelwyr da'; 435-6, extracts from the Liber Landavensis; and 438-49, lists of towns, markets, villages, seaports, and bays or inlets in co. Glamorgan, and notes on 'Native fruits of Glamorgan', etc.

Miscellaneous papers in the hand of Edward Williams ('Iolo Morganwg') bound together in one volume. The contents include pp. 11- 36, a draft version of the essay 'A short review of the present state of Welsh MSS.' which appeared as a preface to The Myvyrian Archaiology of Wales . . ., vol. I (London, 1801), the present version being a much fuller one than that actually published (see also NLW MSS 13089E, 13104B above); 39-57, transcripts of Welsh poems attributed to Rissierdyn, Iorwerth Fynglwyd, and Huw Dafydd; 68-121, a transcript of a sequence of seventy-two 'englynion' ('Englynion y Clyweit') and poems attributed to Meredydd ap Rosser, Rhys Brychan, Dafydd Llwyd Matheu, Ieuan Rhydd, Siencyn Rissiart, In. Risiarts, Siôn Tudur, Wiliam Cynwal, William Llyn, ? Huw Arwystli, Rhisiart Davies, Esgob Mynyw, Robert Gruffudd ab Ifan, Bartholomew Jones, Huw Llyn, Elis ap Rhys ap Edward, R. Hughes 'o Fôn', D[afydd ap] G[wilym], William Elias, [Edward Williams] 'Iolo Morganwg', and Gronwy Ddu (or Hopkin ap Thomas ap Einion), miscellaneous extracts, lists of the children of Llywarch Hen, Urien Rheged, etc.; 125, a note on the poet Siôn Cent; 127-8, genealogical notes on the descendants of Rhys ap Tewdwr headed 'Morganiaid Tredegyr'; 129, memoranda ? relating to the parish of St. Mary, Cardiff; 140-41, a transcript of an incomplete English poem described as an 'Old Poem on Glamorgan. English'; 147-8, extracts from Patrick Symson: The Historie of the Church . . . (London, 1634); 150, an incomplete transcript of a 'cywydd' attributed to Wm. Egwad; 153-4, incomplete notes headed 'History of Dunraven Castle'; 165, a list of people who had attained to a considerable age in Glamorganshire; 166, a transcript of a fragment (end portion) of a letter, December 1726, from Edward Gamage, [rector of] St. Athan, which appears to have contained information relating to the Stradling family of St. Donats (see NLW MS 13100B above); 167-8, ? an outline scheme or chapter headings for a proposed 'History of the Lordship of Glamorgan'; 179-80, notes headed 'Bonedd ag Anfonedd' [from Panton MS 63 now NLW MS 2029B]; 180, transcripts of 'englynion' attributed to R. Nanmor, Iorwerth Fynglwyd, and Iolo Goch; 181-2, a list headed 'Llyma enwau Celloedd Cor Illtyd'; 184, notes relating to the descent of the Rev. John Williams, Sevenoaks, Kent, circa 1800, from the Cogan family; 185-6, a list of markets and fairs [in co. Glamorgan]; 187, a note relating to the reform of parliamentary representation; 192-3, chapter headings for a proposed 'History of the British Bards'; 194, a list of old castles in co. Glamorgan; 198 + 203, an account between Edward Williams and Thomas Williams relating to the tuition of the former's children Margaret, Ann, and Taliessin, 1796-1803 (verso used for writing notes); 200-01, a list of literary topics headed 'Testunau gwastadol a sefydledig Beirdd Cadair Morganwg a Gwent ac Euas ac Ergin ac Ystrad Yw . . . derbyniedig bob amser a ganer arnynt . . .'; 204, an anecdote relating to a blind man; 204, three stanzas of Welsh verse by [Edward Williams] 'Iolo Morganwg'; 208-09, a copy of the inscription on the tomb of the Reverend Daniel Walter, master of Cowbridge School, ob. 25 August 1787, and his brother William, ob. 8 October 1789; 220-21, a short French - English - Welsh vocabulary; 223, an 'englyn' by [Edward Williams] 'Iolo Morganwg'; 227-9, notes relating to Hindustani prosody, etc.; 230, a brief note on Welsh bards and minstrels; 233 + 240, extracts from [Nicholas Owen:] Caernarvonshire, a sketch of its history . . . [London, 1792]; 236-7, a list of 'Barbarisms in Walter Davies' Translation of [Thomas] Gisborne [A Familiar Survey of the Christian Religion . . .]'; 238 + 235, rules of a scheme for collecting subscriptions for a proposed ? emigration, ? 1797; 243-4, a list of titles of ninety-five Welsh poems, mainly 'cywyddau', headed 'Celfyddydau, moesau, ag arferion'; 246-7, descriptive notes on co. Glamorgan; (continued)

249-52, notes on the waste lands ? of Radnorshire with suggestions relating to inclosures; 255-8, notes on the production of wine in Germany with suggestions re vine growing in Britain; 261, a note on three wells in the lordship of Newton Nottage; 263-6, a list of 'Druidical maxims'; 265, a draft title-page for a second edition of Edward Williams: The Fair Pilgrim, a poem translated from Dafydd ap Gwilym; 268, a note on 'Brut y Saeson'; 269-71, medicinal recipes and other extracts from ? the Annual Register; 273-85, 335-8, religious and philosophical notes or observations; 290-92, notes on heraldic terms, etc ., ? from the Encyclopaedia Britannica; 293-4, ? extracts from [Thomas] Maurice: Indian Antiquities; 299-304, notes headed 'Eastern District of the County of Radnor' (topography, soil, the possibility of coal deposits); 312-13, a transcript of a 'cywydd' attributed to Gutto'r Glyn; 318-19, notes headed 'History of the Bards' referring to Ll[ewely]n Siôn's treatise on bardism; 321-2, notes headed 'Llymma Reithiadur Cerdd'; 341, extracts from Esdras II, chapter XIV; 344, notes on 'Trefn yr Albannau'; 348-9, a list of 'remarkable instances of longevity' ? extracted from the General Magazine, September 1789; 352-3 a 'Table of the fifteen Diationick Chords of the system of the antient'; 355, notes on 'Rheol bwrw pris', 'Y Cant hir', the burning of lime ? in Anglesey, etc.; 356, two lists of rules headed 'Hyn a wna wr yn hiroesawg ag yn iachus', and 'a Fyrhaant einioes dyn ac a'i heneiddia'; 357-9 a list headed 'Llyma rai o Gweiriau Cerdd dant'; 360, notes headed 'A Comparison of the pronounciation of the letters in the Welsh or British tongue to the Greek and Hebrew letters'; 361, notes headed 'Gogwyddor i ddallt y pricciad yn Llyfr Robert ap Hugh y Telynior'; 361 (2), extracts from Sion Rhydderch: Grammadeg Cymraeg [1728]; and 368, a few triads, a few Welsh proverbs, a note relating to Lewys Morys, and a note on the 'Wenhwyseg' as the language of Welsh literature to circa 1300. Interspersed amongst the above items are miscellaneous Welsh verse, lists or groups of Welsh words often with English definitions or explanatory notes, grammatical or etymological notes, etc. In one instance notes have been written on the blank sides of an incomplete copy of Herbert Croft's printed proposals, 1792, for publishing an English dictionary based upon that of Samuel Johnson, and in another on the blank verso of a broadsheet containing a copy of a Latin inscription found in the parish of Gelligaer, co. Glamorgan, with a Welsh translation thereof.

Miscellaneous papers of Edward Williams ('Iolo Morganwg') bound together in one volume. The contents include pp. 13-16, notes on the Welsh bardic order under the heading 'Cadair Tir Iarll'; 21-3, an incomplete, draft or variant version of a 'letter to the reader' [which Edward Williams had written as part of the intended preface to his volume Cyfrinach Beirdd Ynys Prydain]; 25-8, notes on nine medieval kings of Glewisseg, the country 'lying between the River Usk on the side of Gwent and the River Elerch . . . on the side of Kibor in Glamorgan'; 29-31 and 37, transcripts of a Welsh poem entitled 'Cynneddfau amryw Barthau Cymru' attributed to Aneurin, and of a Welsh poem in the hexameter measure attributed to Dafydd o'r Nant; 34, a copy of a notice announcing that 'eisteddfodau' would be held at Corwen and Bala in [ ]; 39 + 42, a copy of an undated letter from 'D' to the editor of The Cambrian providing 'an English paraphrase' of a Welsh sonnet he had previously sent him; 45, a report in Welsh on opinions expressed by [John Moore] archbishop of Canterbury, and [Samuel Horsley], bishop of St. David's, in a debate in the House of Lords, 5 June 1793, concerning a proposal to send missionaries ? to India; 46, an incomplete copy of a letter in Welsh relating to the Moravian Church; 47-8, a transcript of a 'cywydd' attributed to Siôn Tudur; 49-52, a copy of the rules (English) of a society called the 'Berean Society'; 55, an incomplete list of ? the founders of churches in Glamorgan; 56, a note on Sir Robert Ffitsamon's policies in Glamorgan [late 11th cent.]; 60, a transcript of an English poem ? by E. Williams; 61, an extract relating to a nation of White Indians; 63, brief notes headed 'Bricks and Brickmaking'; 65-6, a transcript of a 'cywydd' attributed to Giles ap John; 67-8, an extract from the Gent[leman]'s Mag[azi]ne, April 1810, relating to the court leet of Pember, co. Hants.; 71-2, extracts relating to the use of a copper and tin alloy for making tools and weapons in ancient times; 73-4, an incomplete copy of a poem entitled 'Pennillion arferedig ym Morganwg ar ddydd Priodas'; 80, notes on the metrical foot in Welsh verse ('Corfannau Cerdd Dafod'); 82, ? an incomplete draft of the proposed title-page of [Edward Williams:] Cyfrinach Beirdd Ynys Prydain; 85-9, a copy of the rules, etc. (Welsh) of a society called 'Cymdeithas y Bereaid' (see ref. to Berean Society above); 95-7, an incomplete transcript of a letter [1782] from the Rev. David Jones of Langan [co. Glamorgan], to the Countess of Huntingdon published in The Evangelical Magazine, January 1811 [p. 13], with versions of the said letter in English and Welsh verse; 98-100, a copy of an English poem described as the 'Birth day song of the Cardiff Gazette which was intended to be published on Saturday, January 2d 1813'; 107-10, a copy of ? a section of a letter referring to certain Welsh poetic metres, the poetic tradition in Gwynedd, and a book to be published by recipient ?relating to Welsh poetry; 116, brief notes relating to the poets Rhys Goch o Dir Iarll, D[afydd] ap Gwilym, and D[afydd] ap Edmwnd; 117, biographical notes on Thomas ap Evan ap Rhys, poet, born in the parish of Margam [co. Glamorgan] circa 1474; 124, transcripts of two 'englynion' attributed to Benjamin Dafydd 'o Langeinwyr'; 127, draft proposals by Edward Williams for publishing a volume to be called 'The Bardic Triades . . .'; 160, a sketch plan of a 'gorsedd' circle; 161-2, extracts from [David] Powel [: The Historie of Cambria now called] Wales; 168, a transcript of a 'cywydd' attributed to Meiric Dafydd; 175-7, autobiographical notes [by Edward Williams]; and 179-80, notes headed 'Queries in Rural Architecture, oeconomy, &c'. Interspersed among the items already noted are miscellaneous notes relating to Welsh literary, bardic, and antiquarian matters, lists of Welsh words, brief lists of miscellaneous Welsh triads, stanzas of English and Welsh verse, etc. Some of the notes are written on the blank verso, the margins, and even across the face of copies of a printed handbill issued by Henry Walters, March 1784, advertising his printing office in the town of Cowbridge, printed proposals, 1762, for the publication by the Cymmrodorion Society of a 'Natural History of the Quadrupeds and Birds of Great Britain and Ireland', a printed handbill (undated) setting forth the programme, etc. of a 'Society for the preservation of the remains of ancient British Literature . . . and for the encouragement of the National Music', etc.