MS music compositions, sketches, 'functional analyses'; also a composition by Judith Bingham (1981), first proof opers vocal score of Benjamin Britten's 'The turn of the screw', amended by [Britten], [Imogen Holst] and [Keller] (c.1955); vocal score of Britten's 'War Requiem', pre-publication dye-line, not published in this form, with amendments possibly by Britten (1961); André Chaikowsky, 'Trio notturno for violin, violoncello and piano', MS score (1978).