Four holograph letters to the Reverend Dr. [William] Buckland, Christ Church, Oxford, from J[oshua] Trimmer, Caerna[r]von, etc., 1834-1836 (a 'good budget' of 'diluvial news' from Caernarvonshire, the 'alluvia' of Dublin Bay, etc.) (together with one draft reply), and from J[ohn] E[ddowes] Bowman [the elder], from Varteg near Ponty Pool, Monmouthshire, and from Gresford, near Wrexham, 1836 (papers read at the British Association meetings at Bristol, the excavation of the Cefn bone cave); and one holograph letter from Geo. Cumming, Dolhyfryd, near Denbigh, to the Reverend Edward Stanley (of Adderley) [sic] at the British Association, Bristol, 1836 (observations on the limestone caves at Cefn).