Miscellaneous papers and fragments containing notes, transcripts, lists, copies of his own poems, etc., by Edward Williams ('Iolo Morganwg') bound together in one volume. The contents include holograph copies of Welsh poems by Edward Williams himself using the bardic names 'Iolo Morganwg', 'I[orwer] th G[wili]m', and 'Ior[wer]th Morganwg'; transcripts of Welsh strict- and free-metre poems (often incomplete) including single stanzas attributed to Huw Morus and Edward Morus (pp. 60, 65), a few stanzas attributed to Gronwy Owain (p. 78), and an 'englyn' attributed to Iorwerth Fynglwyd (p. 141), etc.; a short list of Welsh names of 'different sorts of grass or hay in Glam[organ]' (p. 32); a short list of 'Glum[organ] proverbs' (p. 42 ); draft copies or transcripts of the words of two English election songs written in connection with a parliamentary election in co. Glamorgan [? the election involving Thomas Wyndham of Dunraven Castle and Capt. Thomas Windsor, R.N., in 1789] (pp. 75-6); a ? draft version of an English poem entitled 'Bardic Institutes, a Vision Written in an ancient Bardic circle on Morlais Hill near Merthyr Tidvil, Glam.' (pp. 80-82); excerpts from the work of various Welsh poets headed 'Quotations from Bards relating to usages, Institutes, mythology, Literature, etc., of the Bards' (pp. 83-4 and possibly 193-4); an incomplete copy of an English poem 'The Royal Shepherd' (p. 87); a note in Welsh recording a meeting held at Pen y Bont ar Ogwr [Bridgend, co. Glamorgan] to celebrate victories over [Napoleon] Bonopart (p. 90); a short list of Welsh strict poetic metres headed 'Dosparth Llawdden' (p. 101); a very brief note on 'Lords Halls of Courts and Justice at Coyty, Lantwit, St. Brides, St. Athan, Penmark, [and] Lancarvan [co. Glamorgan]' and 'Baronial Court Halls' of the vale of Glamorgan and Monmouthshire (p. 103); a list in Welsh of some of the traditional customs and pastimes of Glamorgan ('Hen Arferion a Defodau Morganwg') (pp. 105-06); an anecdote relating to Morgan ab Ithel o Forganwg, Hywel Dda, and Blegywryd (p. 107); an anecdote relating to efforts made to deprive the Welsh of education subsequent to the rebellion of Owain Glyndwr, the renewal or spread of the practice of writing by inscribing on wood, and the teaching of this practice to the bards of Gwynedd and Powis by Ieuan ap Hywel Swrdwal and Llawdden Fardd (pp. 115- 116); notes relating to Welsh poetic metres (pp. 139-40, 142, 183-4); a non-chronological list of events in English and Welsh history, 852-1415 ( pp. 143 + 48); a prose tale entitled 'Ystori Rhitta Gawr' (p. 144); statistical tables giving the population of twenty-one parishes in the hundred of Swansea [co. Glamorgan], and four parishes in the hundred of Carnawllon, Caermarthenshire, 1811 (p. 145); brief notes containing speculation as to the state of the province of Siluria [south-east Wales] at the time of the Roman withdrawal, with references to the ancient seminary at Carlion, place names reminiscent of the 'first Planters' of Christianity in the province, monumental inscriptions, etc. (p. 149); ? draft versions or transcripts of the words of Welsh psalm or hymn tunes (pp. 166-7); medicinal recipes in Welsh (pp. 187-90); notes on the 'corfan' or metrical foot in the class of poems called 'dyriau' (p. 184, second sequence); a list of towns, etc., in co. Glamorgan headed 'Town Halls of [ ]' (p- 195); miscellaneous Welsh word lists; miscellaneous triads; extracts from the works of various Welsh bards; and other miscellanea. Some of the notes have been written on the reverse of a promissory note signed by Edward Williams ('Iolo Morganwg') in London, 13 January 1794 (p. 96), the reverse side of an account rendered by Thos. Williams, marble mason, to Hercules Clarke, mason, in respect of a chimneypiece (pp. 164 + 169), and the reverse side and margins of a copy of printed proposals, May 1799, for publishing a periodical to be called Eurgrawn Cymraeg neu Drysorfa Gwybodaeth (pp. 187 + 190).

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).