A manuscript containing medical recipes, lists of names of medicinal plants, etc. Much of the text agrees practically with that of the Meddygon Myddfai, but the order is quite different, and the wording varies also.
A manuscript in the hand of Moses Williams containing a pedigree of the saints. The text beginning at p. 13 is copied from Bib. Harleian MS 95 A. 16; the text beginning at p. 21 is copied from Jesus College MS 3, p. 34.
A manuscript containing dated extracts from Brut y Tywysogion (pp. 1-16); and a chronological table 'out of Sir Tho. S. Sebright's MS. No 13. Ex libro D'ni Jo. Prise Militis'.
A manuscript containing the Welsh laws, described as being 'Variantes Lectiones & Addidamenta Ex Codd. MSS. Gul. Williams Baronetti'. The volume also includes a list of the subjects contained in Llyfr Gwyn Hergest (the White Book of Hergest) (p. 38, part i) and in 'Oes Gwrtheyrn Gwrtheneu' from Llyfr Coch Hergest (the Red Book of Hergest); together with a copy of Mostyn MS 136, pp. 1-44.
A manuscript in the hand of Moses Williams containing 'A transcript of an ancient MS. of Cyfraith Howel Da communicated to me by Mr. Wm Baxter, A. D. 1714 ...sold afterwards to the Earl of Oxford' (pp. 1-60); ' A transcript of Cyfraith Hywel [from Bibl. Harleian MS 63 B.]' (pp. 69-199); 'A transcript of an old Latin Copy of Cyfraith Hywel' (pp. 205-231); a transcript 'Ex Llyvyr Koch Hergest col. 1032' (p. 233); 'Statuta Walliæ (Eleod: MS. cui Tit. Liber Memorandorum Ecclesiæ Conventualis de Bernewelle) Anno 1284' (pp. 235-262); 'Howel da mab kadell &c. from 'Cleopatra A. XIV. Membr. Cott. 6' (pp. 269-349); 'A Transcript of c. Hywel taken out of ... Caligula A. III. 3 . / 1713. Cott. 2' (pp. 356-392; and fragments of texts (pp. 396-429).
A manuscript containing the laws of Hywel Dda in Welsh. A note in the hand of Moses Williams reads as follows: 'The original MS. (Bibl: Cott: Titus D. IX) whence this was copy'd from was lost in the fire A.D. 1731. So this is the only perfect Copy of this class'.
A manuscript, apparently in the hand of John David, containing a transcript of Rawlinson MS C. 821 (pp. 1-107); 'Am ossodedigethau Dyfnwal ... moel ...' (pp. 109-110); excerpts, in Welsh, from a very old manuscript of the Laws which was in the possession of John Edwardes of Chirk (pp. 111-128); 'a lettre & exposition of Welsh words in Hoel Da's lawes written to Mr. ffr. Tate [Francis Tate, who has a note dated 23 January 1613 at the end of Vesp. E. XI] ...' (pp. 129-131); and 'The exposition of words' (pp. 132-148).
A manuscript divided into three parts containing triads collected by Moses Williams, with Prefaces, etc., prepared for publication. At the beginning of the volume are notes, including directions to the printer, a list of subscribers [1717], etc. There then follows the first part of the manuscript (paginated 1-98) containing a collection of the 'historical' triads, with variant readings from 'B.B. of Carm., R.B. of Hergest, Cwtta Cyfarwydd, Rich: Wynne of Gwydr's MS., Dr. Foulkes's Book', together with two version of transcripts by Moses Williams ready for the printer, with a preface in Latin. The second part of the manuscript (paginated 1-112) contains 'moral' and other triadic sayings. The third part of the manuscript (paginated 1-74) contains 'proverbial triads', followed by a translation into Latin. The contents of parts two and three of the volume are to be found in the Myvyrian Archaiology of Wales.
A manuscript containing Brut y Tywysogion taken from the Red Book of Hergest. The contents are in the same hand as that of Llanstephan MS 62 and their texts are in agreement in the passages tested.