Abstracts from Edward Hyde (1st earl of Clarendon) : A History of the Rebellion ..., Gilbert Brunet : History of His Own Time, and other printed works.
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.
Extracts, in the hand of Walter Davies, from Cyfrinach Beirdd Ynys Prydain, possibly made from the original draft written by Edward Williams (Iolo Morganwg); and notes by Walter Davies entitled 'Sylwadau ar ba Gyhydeddau a Mesurau y canent y prif-feirdd', and based on a study of the earlier Welsh poetry printed in the first volume of The Myvyrian Archaiology of Wales.
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).
Diaries and journals of tours in North and South Wales kept by Walter Davies at various times from 1797 to 1822, and containing references to agriculture and other industries.
Miscellaneous genealogical notes chiefly written by Walter Davies with some in the autograph of John Jenkins and Angharad Llwyd and mainly relating to Montgomeryshire.
