Eight notebooks of the Reverend D. Silvan Evans containing notes on Welsh grammar, language and literature.

Notes by Walter Davies on the pedigree of various branches of the Herbert family, and on Welsh grammar and philology; extracts from poems; a letter from Humphrey Foulkes [? to Edward Lhuyd]; etc.

Six letters, 1874-1878 and undated, from [Thomas James] 'Llallawg', Netherthong Vicarage, Huddersfield, five of which are to [D. Silvan Evans] 'Hirlas' (replying to a query, his letter on 'Welsh Preachment', the improvement in the Archaeologia Cambrensis, the importance of (Welsh) grammar, the Sin-Eating controversy, a copy of a letter to John Murray criticizing the 'Hand-Book' for South Wales) and one to [the Rev. Benjamin Williams] 'Gwynionydd' (replying to a genealogical query).

A copy, with manuscript notes by Walter Davies and others, of John David Rhys : Cambrobrytannicae Cymraecaeve linguae institutiones et rudimenta ... (London, 1592).