A facsimile manuscript in two parts mostly in the hand of William Watkin Edward Wynne. The first part comprises copies (some printed) of charters, public records, deeds, pedigrees, poetry, etc. of Merionethshire and Caernarvonshire interest, some of which are taken from transcripts made by Robert Vaughan, Hengwrt. The material includes records and pedigrees relating to the Wynn family of Peniarth; notes on the Maurice and Owen families of Clenennau, Penmorfa, Caernarvonshire, with related deeds possibly in the hand of William Maurice of Llansilin; deeds relating to the Porkington estate; an extent of the commote of Eifionydd, 1352; an extract from the Coroner's Rolls for Merionethshire, 1345; charters of Castell y Bere and Harlech Castle; pedigrees of Madog ap Dafydd of Hendwr, Llandrillo, Merionethshire; an ode to Einion ap Gruffydd of Corsygedol by Gruffudd Gryg; odes to Dafydd ab Ieuan ab Einion by Guto'r Glyn and Dafydd Nanmor; letters addressed to W. W. E. Wynne, the correspondents including Walter Davies ('Gwallter Mechain'); etc. The second part is also mostly in the hand of W. W. E. Wynne and again comprises material mainly of Merionethshire and Caernarvonshire interest, including pedigrees, correspondence, deeds, etc. relating to the Porkington estate and to the Maurice family and to the Wynne family of Glyn and Ystumcegid, Caernarvonshire; poetry relating to members of the Wynn family of Glyn by Huw Machno, Rhisiart Cynwal and others (one elegy translated into English); press cuttings taken from the Cambrian News, 1879; letters addressed to W. W. E. Wynne, the correspondents including Walter Davies ('Gwallter Mechain') and Joseph Morris; etc.

A composite volume, pages 1-74 being in the hand of William Owen [-Pughe], pp- 75-90 in the hand of Evan Evans, 'Ieuan Fardd', and the title on p. 115 in the hand of Lewis Morris. The contents include: pp. 1-24, 'Golygiad ar farddoniaeth Lewis Glyn Cothi', being a catalogue of 223 poems [apparently based on the collection in B.M. Add. MS 14963], with some brief observations; pp. 29-31, a list of some parishes and divisions in Wales; p. 33, 'Awdl a gant Hywel ab Owain Gwynedd' beginning 'Dyn [sic] dewisy riein virein veindec . . .'; pp. 35-8, an incomplete index to the poems published in Owen Jones & William Owen, Barddoniaeth Dafydd ab Gwilym (Llundain, 1789), tt. 1-166; pp. 40-52, a list of the names of British saints; pp. 54-69, a further list of saints with their descent; pp. 71-4, a list of titles of the poems of [Dafydd ap Gwilym], most of which are crossed out; pp. 76-89, transcripts of 'Gwaith Argoed Llwyfein' by Taliesin, 'Arwyrein Owain Gwynedd' by Gwalchmai, and 'Marwnad Llywelyn fab Gruffudd' by Bleddyn Fardd, with parallel Latin translations; p. 90, a note by Evan Evans in Latin concerning Llywelyn ap Gruffydd and Madoc Min; pp. 91-114, four 'cywyddau' by 'Ieuan Fardd' ('Ieuan hirfardd', 'Ieuan ap Siencyn Ieuan'), [i.e. Evan Evans, 'Ieuan Brydydd Hir'), one dated 1752, and two by Gronwy [sic] Owen, one also dated 1752; pp. 115-17, 'Hyriad it Offeiriad o Dregaron, am ddywedyd nad oedd ym marwnad Ffredrig Tywysog Cymru nag Iaith na Chynganedd. 1752' by 'Ieuan Fardd', see infra, pp. 93-7.