Scope and arrangement
This is a synthetic collection consisting of manuscripts and typescripts, correspondence, as well as portraits and pictorial works. The collection includes holograph poems, as well as manuscripts and a typescript about the author and his works by Joe Randolph Ackerley, Robert Graves, and Humbert Wolfe. It also contains poems by Frank Prewett copied in the author's hand. The correspondence includes letters written by the author, from  to 1964, to Terence Ian Fytton Armstrong, Gabriel Atkin, Sir Sydney Carlyle Cockerell, Robert Graves, Sir Edward Howard Marsh, Thomas Moult, Teresa Sassoon, Edith Sitwell, Virginia Woolf, and others; as well as letters relating to the author, dating from 1918 to 1975, between various correspondents, including Felicitas Corrigan, Leonard Clark, Robert Graves, James Burton Pond, James B. Pinker and Son, and others. There are letters to Sassoon from Christopher Hassall, Robert Graves, Robert Malise Bowyer Nichols, Hamo Sassoon, Glen Byam Shaw, Frank Arthur Swinnerton, Stephen Tennant, Margaret Turnbell, Doris Westwood, and others, dating from [1916?] to 1963.
The Siegfried Sassoon collection of papers are arranged in three series: