Consists of letters and proofs relating to the published poetry works of Alan Plater.

Papers relating to Sid Chaplin's writing career and other involvements throughout his life. Typescripts of published novels, short stories, poetry, plays and articles; typescripts of unpublished novels, short stories, poetry, plays and articles; working drafts of typescripts, published typeset copies; television and radio dramatisations; diaries 1930-1985, notebooks 1930-1984; newspaper cuttings; correspondence 1939-1990, in particular correspondence with David Higham Associates 1949-1989, BBC 1947-1987, various publishers: Phoenix House 1946-1962, Eyre and Spottiswoode 1959-1978, Pergamon Press and Ben Owen 1950-1984, Alan Plater 1963-1985, Alex Glasgow 1970-1982, Stan Barstow 1961-1984, Basil Bunting 1983-1984, Norman Nicholson 1950-[1982], John Bate 1944-1985, various Russian and French correspondence, particularly with Professor Valentina Ivashova 1964-1985; material relating to the English Speaking Union of America trip to USA, 1955 and subsequent correspondence with Dorothy Goodfellow 1960-1985.

Regarding the re-publication of "The Watchers and the Watched", "Sam in the Morning" and "The Day of the Sardine", with typescripts of the forewords by, Stan Barstow, Alan Plater, and Melvin Bragg respectively. Also includes book jacket proofs for The Day of the Sardine, The Watchers and the Watched, and Sam in the Morning.