A composite manuscript volume lettered on the spine 'MSS. Collections Relative to Wales, II', being a companion volume to, and a continuation of, NLW MS 6209E, which is also a composite manuscript (sections numbered I-XIII) bound in a similar manner and lettered on the spine 'MSS. Collections Relative to Wales, I'. It appears that the two volumes originally formed one folio manuscript belonging to Edward Lhuyd made up of transcripts by his assistants, contributions by Henry Rowlands and Hugh Thomas, and fragments of earlier manuscripts (see pp. 14-15 of NLW MS 13918F, 'Catalogue of Welsh M.S.S. in Beechwood Library by the Reverend Mr John Jones [?1746-1827] M.A. Fellow of Jesus College Oxon, 1781', i.e. part of the Sebright collection. The contents include: pp. 1-38 (XIV), a copy of [George Owen's] 'Treatise of Lordshipps Marchers in Wales . . .' from a 'MS. Borrowed of Mr. Will. Jones, Rector of Lhangower. . .'; 39-100 + 207-08 (misplaced) (XV-XVI), transcripts of Welsh poems attributed to William Phylip, Ievan Ddu'r Bilwg, H'l ap D'dh ap Ievan ap Rhys, Howel Davi, Bedo Brwynllys, Gytto'r Glyn, Ievan Deulwyn, Rhys Lhwyd ap Rys ap Rhiccard, Lewis Glynn Kothi, Gwilym ab Ievan Hen, Davydd ap Howel, D'd Lhwyd ap Lle'n ap Gr., Ieuan ap Ho'll Swrdwal, Davydd Epynt, Lewys Môn, Edward Urien, Gyttyn Owain, Ierwerth Beli, Bleddyn Vardd, Llygat Gwr, Meilir Brydydd, Llywelyn ap Ho'll, Prydydd y Moch, Gwalchmai, Symwnt Vychan, Iolo Goch, Syppyn Kyfeiliog, Tudur Aled, Deio ab Ivan Ddu, Rhys Goch o'r Yri, Llywelyn Moel o'r Pantri, Ivan Tudyr Penllyn, Ievan Brydydd Hir and Tudyr Penllyn, and of prose items with the superscriptions 'Llythyr i ofyn Rhwyd berked', ['Y Tri Thlws ar Ddeg'], 'Dewis Bethau Howel Lygad Gwr', 'Y Pedwar Marchog ar Hugain oedd yn Llys Arthur', 'Ymadrodd yr Henwr', 'Breuddwyd Ivan ab Adda ab Davydd . . .', 'Breuddwyd Ierwerth ab Adda ab D'd', and 'Llythyr i ofyn palffon', partly from manuscripts in the possession of John Lloyd of Aber Llyveni; 101-40 (XVII), transcripts of Welsh prose and verse items, mainly vaticinatory, attributed to Taliessin, Robin Ddy, Gryffydh ap Ieuan, Rhys Nanmor, Merdhyn, Adha Vras, Hinin Vardh, Ie'nn Drwch y Daran, D'd Nanmor, and Davydh Lhwyd; 141-206 (XVIII), transcripts of Welsh verse and prose items, again mainly vaticinatory, attributed to Taliesin, Merdhyn Wylht, Iolo Goch, Davydh Llwyd, Merdhyn Emrys, Adha Vras, Ievan Trwch y Daran, Davydh Nanmor, Ie'nn Hir, Lh. ap Owen, Meredydh ap Rhys, Rhys Goch o'r Yri, Lewys Glynn Kothi, Raph ap Robert, and Bardh Bergam; 213-35 (XIX), genealogical and historical material including genealogies of Welsh saints , '. . . hiachau [sic] pump brenhin llwyth Kymru', '. . . Iachau [sic] pymthek llwyth Gwynedd', a list of the daughters of Ronow Llwyd ap y Penwyn', etc.; 239-54 (XX), a copy, 'transcrib'd from ye original at Owlberry near Bishops Castle, Anno 1698', of an inspeximus and confirmation, 4 March [?1508], of charters granted to the abbey of Strata Florida (see S. W. Williams: The Cistercian Abbey of Strata Florida (London, 1889), Appendix, pp. lxxiv-lxxv, and Calendar of Patent Rolls, Henry VII, vol. II, p. 567); 257-66 (XXI), transcripts of Welsh poems attributed to Prydydd y Moch, Gr. Lloyd ap D'd ap Einion, D'd Nanmor, D'd ap Gwilym, Guto'r Glynn, Kynddelw, Ievan Du y Bilwc, Bleddyn Vardd, Rys Goch or Eryri, Daniel ap Llosgwrn Mew, and Gwalchmai, from '. . . Cod. MS. Mod. in Chart. penes Dominum Rob't Pugh de Kevn y Garlheg in paroch. Lhan St. ffraid apud Denbigh'; 267-70 (XXII), 'Addenda Grammaticae D.J.J. ex Libro MS. D. R. V. penes D. R. P.'; 271-9 (XXIII), transcripts 'Ex Cod. Chart. penes D. Joan Lloyd de Aber Lhyveni' of Welsh poems attributed to Lewys Glynn Kothi, Gwilim ap Ie'nn Hen, Ievan ap Tydyr Penlhyn, Lhewelyn Goch ap Meirig Hen, and Tydyr Aled; 283-305 (XXIV), transcripts of (a) 'Ystori Gryffydd ap Cynan Brenin Gwynedd' from 'Cod. M.to Chart. pe[nes] Dom. R. Davies de Lhan[erch] convenit cum cod. antiquo me . . . penes D. Jo. Wyn . . ., Watstay', (b) 'Interdictio Papae adversus Lewelinum . . . fillium Ierwerth . . .', and (c) 'Literae Lewelini Principis Walliae ad Clerum Angliae apud London Convocatum', 1275; 307-11 (XXV), transcripts of 'cywyddau ymryson' exchanged between Owen Gwynedd and William Llyn; (continued)
315-400 ( XXVI), a copy of a Welsh-Latin vocabulary entitled 'Geiria Tavod Comroig. Hoc est Vocabularium Linguae Gomeritanae . . .' compiled by Henry Salesbury, with a list of the authors on whose works the vocabulary was based, and a list of 'Geiriau o Hen Gymraeg a'i Deongliad', etc., by the same author; 403-04 (XXVII), an incomplete copy of 'Braint ac Ystatus Griff. ap Kynan a Bleddyn ap Kynvyn'; 405-06 (XXVIII), a version of the prologue to, and a list of the court officials listed in, a Latin text of the Laws of Howel Dda; 409-65 (XXIX-XXX), a transcript of sections of the 'Red Book of St. Asaph' (see also Peniarth MS 231, NLW MS 7011D, MS SA/MB/2); 469-86 (XXXI), a copy of the 'Statutes of the Cathedrall Church of . . . Chester set forth by . . . Henrie the 8'; 489-505 (XXXII), extracts [from a version of Nennius' 'Historia Britonum']; 509-38 (XXXIII), seventeen chapters (Welsh) of pseudo-history and description of the Isle of Britain, supplementary notes on place-names, the wonders of Scotland and Ireland, and the conversion of the nations of Britain to Christianity, and a list of 'yr naw helwrieth'; 539-40 (XXXIV), lists of, and notes on, Welsh musical measures; 541-55 (XXXV-XXXVI), a list of Welsh triads ('Llyma drioedh mab y krinwas'), accounts of 'redditus assisus' of the vills of Colshull, Eulowe, Baghegr, and Rothelan, a list of the 'Consuetudines Molend' de Dee' from 'an old book of Ed'd Whitby, recorder of Chester', a list of those who rendered 'Homage and Fealty . . . to ye Prince of Wales', 29 Edward I, etc.; 557-63 (XXXVII), two lists headed 'A table for ye rest of ye contents of this book' and 'A table belonging to Coch Assaph' (for the contents of sections XXXI-XXXVII cf. the relevant parts of NLW MS 7011D); 569-95 (XXXVIII), replies [by Henry Rowlands to Edward Lhuyd's] parochial questionnaire in respect of the parishes of Llanidan, Llanedwen, Llanddeniel, Llanvair pull gwingill, and Llandysilio, co. Anglesey, partly in Rowlands's own hand; 597-9 (XXXIX), an account of 'A strange showre of Haile fallen in Anglesey and Carnarvonshire' in 1697; 601-05 (XL), extracts (Latin) with the superscription 'De Belli Marisci Origine . . .'; 607-09 (XXXVIII misplaced), notes on the words 'bod', 'caer', 'tref', etc. (pp. 597-609 probably in the hand of Henry Rowlands); 611-22 (XLI), 'A scheme of the wind and weather att Llanberis', 1 March 9 to 28 February ; 623-52 (XLII), pedigrees of families in cos. Denbigh and Flint in the hand of Lewis Dwnn (described by J. Gwenogvryn Evans as a detached portion of Peniarth MS 268; see J. Gwenogvryn Evans MS 70A in the National Library of Wales, also Report on Manuscripts in the Welsh Language, vol. I, p. 1090); and 653-97 (XLIII), a copy, partly holograph, of an essay on 'The Parish of St. John Evangelist and Burrough of Brecknock' by Hugh Thomas (cf. NLW MS 777B). Holograph notes by Evan Evans ('Ieuan Fardd') on NLW MS 6209E and this volume, compositely described as MS I in the 'Seabright Collection, being Edward Lhuyd's MSS', appear in Panton MS 7 (NLW MS 1976) (see Report on Manuscripts in the Welsh Language, vol. II, p. 807 and a calendar description by J. Gwenogvryn Evans of this volume alone, described as the 'Nanhoron MS', is included in J. Gwenogvryn Evans MS 70A.