Private papers of Duffy, [1960-1994], mainly comprising typescripts, manuscripts and proofs of her novels, plays and poems including The single eye (Hutchinson, London, 1964), The erotic world of faery (Hodder and Stoughton, London, 1972), Capital (Cape, London, 1975), Gor saga (Eyre Metheun, London, 1981), Illuminations (Sinclair-Stevenson, 1991), Occam's razor (Sinclair-Stevenson, London, 1993), and Henry Purcell (Fourth Estate, London, 1994); notes, reviews, performing scripts, talks and related material concerning her writings.

Notes and papers, 1911-1952, of David Morrice Low, including scrapbook of news cuttings and pictures, 1911-1913; printed Marlborough school lists, 1914-1918, and extracts from school rules, 1916; list of Oriel men on service; notes on Italy and Latin, 1924-1925 and undated; notes on teaching classics and mathematics [1914-1921]; notes, manuscripts and typescripts for novels or short stories; material relating to Low's novel Twice Shy (1933) including notes, reviews, and a contract with Chatto & Windus; other material relating to Chatto & Windus, 1927-1933; notes on Greece and Nice; manuscript notes and letter, 1927, from V H Collins on 'Scotticisms'; manuscript personal notes on his mother, childhood, first memories, use of language and attitude to women; typescript note on role as examiner of English, 1940; notebooks on Edward Gibbon, some dated 1934-1935, from various sources including Gibbon's journal and letters; printed catalogue of Gibbon's library, 1934, and typescript essay on it; photographs of portraits of Gibbon and places associated with him; typescripts on 'The Grand Tour'; notes on aeronautical terminology in Spanish and Portuguese [1941-1943]; offprint of E M Wilson, 'La Estroga Sexta de la Cancion a la Flor de Guido', Miscelanea (1952), dedicated to Low; Enid Marx, The Pigeon Ace [undated].

Correspondence and papers of and relating to Frederick Denison Maurice, c1830-1972, including a letter from Maurice to his mother, 1833; the manuscript, c1830-c1834, of Maurice's novel Eustace Conway (published in three volumes, Richard Bentley, London, 1834); ordination certificates and licences to preach, 1834-1871; various pamphlets by Maurice, 1841-1859, including a letter to Samuel Wilberforce on reasons for not joining a party in the church, 1841, one on education, 1847, and a plan for a female college, 1855; five manuscript letters, undated [? 1843], to Sara Coleridge, daughter of Samuel Taylor Coleridge, on religious subjects and bereavement and commenting on her Essay on Rationalism (1843); King's College London correspondence, comprising letters from Maurice, 1841-1853 and undated, pertaining to teaching, students, academic and College matters, including his professorship of Divinity, 1846, and correspondence between Maurice and Richard William Jelf, Principal of King's College London, to be laid before Council, 1853; printed material including copies of the correspondence between Maurice and Jelf, 1853; manuscript letter from Maurice to 'My dear Friends' via Brooke Lambert on leaving King's, 1853; manuscript letter from J[ulius] C Hare to [Derwent] Coleridge (son of Samuel Taylor Coleridge), 1853, concerning a protest against Maurice's expulsion from his theological professorship at King's College; newspapers and news cuttings on Maurice's dismissal by the Council of King's College, 1853; a copy of Maurice's The Doctrine of Sacrifice (1854), inscribed by him; manuscript letter from Charles Kingsley, 1859, soliciting Maurice's help in finding a curate; engraving of Maurice, 1860; manuscript sermon by Maurice on Proverbs c XII v 20, 'Deceit is in the heart ... ', given at St Peter's, Vere Street, [1860s]; copy of Maurice's The Gospel of the Kingdom of Heaven (1864), inscribed to his son J F Maurice. A scrapbook contains two letters from Maurice to Miss Duncan, one dated 1868 and thanking her for a gift; printed obituaries of Maurice, including news cuttings; portraits of Maurice, including a photograph; a printed catalogue of his works; a printed leaflet on the Working Men's College, London, 1872; manuscript notes (not Maurice's) on sermons preached by him; a printed sermon on Maurice by Charles Kingsley, 1873, for an industrial school for girls in Charlotte Street, Portland Place, London (established by Maurice in 1867); manuscript extracts of letters from T[homas] Hughes (the author?) to Maurice. Other printed material comprises articles and sermons on Maurice's death in 1872, and items relating to a dinner held at Lincoln's Inn, 1972, for its centenary. A manuscript letter from Emily Hill to Mrs Shaen, 1872, describes Maurice's death and a manuscript letter from Charles Kingsley to Maurice's widow, 1872, thanks her for a Greek testament. Other memorabilia relate to Maurice, his family, and friends.