The collection consists of Elizabeth Jane Howard's manuscripts, correspondence, photographs and ephemera. The manuscripts cover the entire span of her writing career and include her major novels, as well as articles, essays, plays, short stories, book reviews, and interviews. In some cases there are multiple drafts of a work, enabling a researcher to trace Howard's creative process. The correspondence includes personal letters and letters related to Howard's work. The collection holds over 800 photographs and seven boxes of printed ephemera.
Notable people in the collection include, among others: Robert Aickman, Kingsley Amis, Martin Amis, Jill Balcon, John Betjeman, Cyril Connolly, Cecil Day Lewis, Daniel Day-Lewis, Louis De Bernières, Robert Fitzroy Foster, Selina Hastings, Laurie Lee, Robert Newton Linscott, Hilary Mantel, John Julius Norwich, Peter Scott, Stephen Spender, Elizabeth Taylor (novelist), and Leonard Woolf.