A volume containing miscellaneous notes, transcripts, extracts, etc., by Edward Williams ('Iolo Morganwg'). The contents include pp. 1-6 (blank); 7-15 (blank, but pages headed 'Manuscript Documents English'); 16-33 (blank, but pages headed 'Institution of the Round Table or of Tir Iarll'); 34-8 (blank); 39-54, a transcript of 'A true Coppie of an antient memorable Treatise of Record touchinge the Progenie and Descent of the honorable Name and Family of the Herberts by Commission from Edw. IV, Ano. Dom. 1460', allegedly from a manuscript in the possession of J. Lloyd, Alltyrodyn, Cardiganshire (see William Coxe: An Historical Tour in Monmouthshire . . . (London, 1801), pp. 421-2), and notes on the Welsh bard Siôn Cent, including extracts from W. Coxe: op. cit. (each page headed 'Documents Miscellaneous'); 55-78, notes on the Welsh triads containing the reputed laws of Dyfnwal Moelmud (each page headed 'Moelmutian Triades Legislative'); 79-84, general observations on Welsh literature (including historical writings, works on grammar, etc.) headed 'Analogical observations on Welsh Literature made on Reading Denina's Revolutions of Literature' [? C. G. M. Denina: An Essay on the Revolutions of Literature, trans., London, 1771]; 85-6 (blank, ?intended for further notes on the subject matter of pp. 79- 84); 87-9, notes on traditions re the early settlers of the British Isles ( each page headed 'Original Traditions'); 90-101 (blank, headings as pp. 87- 9); 102-09 (blank, but pages headed 'Miscellaneous Anecdotes of Bards, &c .'); 110-74 (blank); 175, notes on two Welsh proverbs headed 'Proverbs, adages, etc., of Bardic origin'; 176-238 (blank); 239, notes on a 'very ancient' manuscript containing the text of 'ancient Welsh Laws antecedent to those of Howel the Good and chiefly the Laws of Dyfnwal Moelmud' once in the library at Hengwrt but subsequently lost, and extracts from a letter from [Humphrey] Humphreys, bishop of Bangor [1689-1701], to Mr. Vaughan [of Hengwrt] relating to the said manuscript (p. 239 and p. 240, which is blank, are headed 'Anecdotes Miscellaneous, Welsh and English'); 241-78 (blank).

Transcripts of letters from John Morgan (Matchin), Lewis Morris, and William Wynn, with notes by Walter Davies; a transcript of Account of MSS. in Wales, written by the learned and ingenious Lewis Morris, as it is supposed about the year 1745 (cf. Panton MS. 29, i.e., N.L.W. MS. 1998); transcripts, by Walter Davies, of Welsh poems allan o Lvyr Med Davis o Vron Wion ym Meirion-a sgrivwyd 1738; etc.