A commonplace book of the period 1826-8 largely in the hand of Robert Roberts, Tyn y Gors, Hafod Elwy, Nant y glun [Nantglyn], Denbighshire. It includes prognostications of Erra Pater based on the incidence of New Year's Day; receipts and IOU's; hymns; pence multiplication tables; calligraphic exercises; 'penillion telyn' and other free-metre poetry; memoranda relating to Tyn y Gors tithes; a list of sermon texts; astrological diagrams and prognostications based on the phases of the moon and the incidence of thunder ('llywodraieth y lleaud ar gorph dyn ag anifail yn ol ei simudiad trwyr Deuddeng arwudd ynghyd ar nodau' and 'wrth anser [sic] y digwyddo Tranau'); 'englynion' addressed to Peter Roberts; land tax accounts; etc.

Dwy gyfrol yn cynnwys cerddi, Cymraeg a Saesneg, o eiddo John Williams ('Ioan Mai', 1823-1887) a gasglwyd ynghyd wedi ei farwolaeth; copi o lythyr, 1881, oddi wrth y llysgennad a bardd Americanaidd James Russell Lowell (1819-1891), at John Williams; a thorion o'r wasg yn cofnodi ei farwolaeth.

Transcripts by John Davies of poems from manuscripts and ballads in the University College of Wales collection.

Transcripts by John Jenkins and others of poetry in free metre by John Evans (Llanfihangel Ystrad), John Howell, Jonathan Hughes, John Edwards (Clochydd Manafon), R. Jones, David Ellis, and Peter Jones (Pedr Fardd).

Transcripts, by David Ellis (1739-1795), of poems in free metre by Edward Morus, Wiliam Phylip, Mathew Owen, Huw Morus, Thomas Llwyd ('ieuaf o Benmaen'), Lewis Owen ('o Dyddyn y Garreg'), David Ellis, Sion Dafydd Lâs, Elinor Humphrey, Sion Ellis ('y Telyniwr'), Morus ap Robert, David Jones, John Richard ('o Grybyr'), Jonathan Hughes, Richard Parry, Rhys Jones, Arthur Jones, Thomas Edwards (Twm o'r Nant), and Edward Richard.

Prose and poetry copied in 1674-1679 by Edward Roberts, vicar of Capel Garmon, 1671-1685, whose translation, Llaw Llyfr yw ddarllen ir Cleifion, appeared in 1754. The contents include a transcript of Carwr y Cymru yn annog ei genedl anwyl ... i chwilio yr Scrythyrau ... (London, 1631) and other religious treatises, prayers, etc., a catechism, 'Achau'r Cwrw', and poems by the transcriber and others, including Rowland Vaughan and Wiliam Phylip. The hymn beginning 'O Arglwydd arnat i mae mhwys' was printed in Examen Quotidanium Ymholiad Beunyddiol (London, 1658).

Poetry and hymns by 'Rhuddenfab'.

A transcript of poems by Richard Williams ('Dic Dywyll'), ballad singer.

Sermons written by Benjamin Jones (1756-1823), Congregational minister, Pwllheli, and preached at various places in Caernarvonshire, Anglesey, etc.; poems, including 'Can Sion Llywelin ar y chwain y Gwybed ar Clêr', 'Can ar yr Athrawon sy'n mynd allan ir Byd', and 'Annerch caredigol im Brodyr sydd yn mynd dan enw Methodist'; 'Catalogue of Books at Abergavenny and Elsewhere'; etc.

Adjudications on essays and poems submitted for competition at the Ebenezer, Aberafan, eisteddfod, 1856.

Transcripts of 'cywyddau' etc., by Bedo Hafesb, Dafydd Llwyd ap Llewelyn, and others, together with translations of some poems; a list, compiled by Robert Stephens, of poems by Bedo Hafesb; and letters to Gwrtheyrn from Robert Stephens.

'Cywyddau' and other poems by Gruffudd Llwyd ap Dafydd ab Einion, Dafydd Llwyd ap Llywelyn ap Gruffudd, Robin Ddu, Taliesin, William Pue, Dafydd Gorlech, Owain Twna, Gruffudd ap Llywelyn Fychan, Edwart ap Rhys, Gruffudd ap Dafydd Fychan, Syr Thomas Chwith, Ieuan Leiaf, Iolo Goch, Syr Dafydd Trefor, Llywelyn ab Owain, Gruffudd ab Ieuan, Hwlkyn ap Llywelyn, Ieuan ap Gruffudd Leiaf, Iorwerth Fynglwyd, Ieuan ap Rhydderch ab Ieuan Llwyd, Syr Huw Pennant, Dafydd Nanmor, Wiliam Cynwal, Lewis Glyn Cothi, Rhys Goch Eryri, Rhys Fardd, Myrddin Wyllt, Syr Ifan ('o Garno'), Sion Tudur, Llywelyn Goch ap Meurig Hen, Gronw Ddu o Fôn, Llywelyn ap Maredudd ab Ednyfed, Maredudd ap Rhys, Sion Cent, Adda Fras, Sion Morus, Lewis ap Edward, and Thomas Prys; prose extracts, including an account of the laws of Dyfnwal Moelmud and others; the prophecies of Taliesin and Myrddin Wyllt; an armorial of Welsh families, transcribed by Thomas Roberts, 1644, from a work by Wiliam Cynwal, and an armorial of the nobility of England; 'Breuddwyd Gronw Ddu'; 'Ymddiddan Myrddin a Gwenddydd'; the names of the kings of Britain from Brutus to Cadwaladr; etc.

A volume in the hand of J. H. Davies containing transcripts of Welsh poetry, mainly 'englynion', lists of the compositions of Welsh poets of the 14th-16th centuries (titles and first lines) and a few miscellaneous notes. Nearly all the contents are copied from Jesus College MSS lxxxviii, ci, cxxxviii, cxxxix (R.W.M., Vol. II, Part I, Jesus College MSS 18, 17, 16, 14); the main source of the poetry is Jesus College MSS lxxxviii. The first three pages contain extracts from Ashmolean 847. There is some material from printed sources, including a plan (p. 166) of the British encampments and the mines worked by the Ancient Britons between Rheidol and Dovey, probably copied from J. G. Williams: A short account of the British Encampments lying between the rivers Rheidol & Llyfnant ... (Aberystwyth, 1866).

'Traethawd ar Farddoniaeth Arwyddfeirddiol Cymru', awarded a prize at the Abergavenny eisteddfod, 1845.

Transcripts by John Thomas ('Sion Wyn o Eifion') of poetry by John Roberts ('Sion Lleyn') and others, together with translations, extracts, etc.

'Cywyddau' by Edwart ap Raff, Dafydd Llwyd ap Llywelyn ap Gruffudd, Huw ab Elis, Robert ab Ieuan ap Tomos, Humphrey Thomas Gruffudd, Sion Phylip, Tomos Penllyn, Maredudd ap Rhys, Wiliam Llyn, Sion Tudur, Rhys Cain, Morys Cyffin, William Byrchinshaw, Robin Clidro, Morys ab Ieuan ab Einion, and Guto'r Glyn; 'englynion' transcribed by Edward Lloyd in 1747 from 'Llyfr Maelor'; and fragments of hymns by William Williams (Pantycelyn) and others.

Transcripts by Walter Davies of awdlau, etc., by Gruffudd ap Ieuan ap Llywelyn Fychan, Sion Cent, William Llyn, Syr Owain ap Gwilym, Thomas Prys, Richard Phylip, Edmwnd Prys, and Sion Tudur; etc.

'Cerddi', 'penillion telyn', 'englynion', etc., most of them transcribed by 'Talhaiarn'.

Four volumes containing transcripts of 'cywyddau' and other poems, some of them copied from a Lewis Morris manuscript which belonged in 1913 to J. C. Evans, headmaster of the Bala Grammar School; three undated letters written to Gwrtheyrn by J. H. Jones, editor of Y Brython; and miscellanea.

'Yr Awen Afrywiog - sef Casgliad o hen Ganiadau Moesol - Digrifol a Serch - o waith yr hen Brydyddion. Gan [Isaac] Craigfryn [Hughes]', 1907.