Ffeil A2/51. - Passaggio : : for orchestra, op. 94,

Four bound ink full scores (photocopies), comprising 'Control' score ('property of the composer'), dated May 1977, in pencil 'Bryden Thomas, BBC WSO, 7/2/80'; the 'Producer's copy, marked S[cottish] N[ational] O[rchestra] and A[lexander] G[ibson]; a conductor's score stamped 'Boosey & Hawkes GMBH'; another 'conductor' score, with pencil annotations and amendments; together with a pencil and ink sketch; and instrumental parts (transparencies): flute I, flute II, piccolo, oboe I, oboe II, cor anglais, clarinet I in B flat, clarinet II in B flat, bass clarinet in B flat, bassoon I, bassoon II, contra bassoon, horn I in F, horn II in F, horn III in F, horn IV in F, trumpet I in C, trumpet II in C, trumpet III in C, trombone I, trombone II, bass trombone, tuba, timpani, percussion, harp, violin I, violin II, viola, 'cello, and double bass.