A Medieval Scottish Triptych for a cappella chorus, medieval Scottish texts (1967) Anns an Àirde, as an Doimhne for a cappella chorus, poems by Sorley MacLean (1968) 4 Peace Motets, Biblical texts (1976) Domino Roberto Carwor: 12-part Motet in memoriam Robert Carver, text by James Reid-Baxter (1987) In praise of Ben Dorain: Symphony for full chorus, chamber chorus, symphony orchestra and chamber orchestra, Gaelic text by Duncan Ban MacIntyre and translation by Hugh MacDiarmid (1962–2007) Chamber music Sonata for violin and piano (1947) Variations on a Theme of Pizzetti for unaccompanied violin (1961; NB unrelated to piano variations, though same theme) 4 Meditations for string quartet (1964 arrangements of movements from A 20th-Century Music Diary for piano) Variations and Theme ('The Bonnie Earl o' Moray') for cello and piano (1974) Recitative and Air: In Memoriam Shostakovich for violin and piano (1976 arrangement of piano original; also for cello & piano, bassoon & piano, viola & piano, string quartet and string orchestra) Don Quixote and Sancho Panza: Duo for 2 guitars (1982–83) Scots Suite for unaccompanied violin (1984) Fantasy Quartet, Alma Alba for piano, violin, viola and cello (1985) Bergstimmung for horn and piano (1986) The Harlot's House – Dance Poem after Oscar Wilde for free-bass accordion, timpani and percussion (1988) String Quartet, Voces Vagabundae (1990) Pan-Celtic Wind Quintet (2000) Keyboard music Piano and harp Duo Sonata (1970–71) Chiaroscuro: Homage to Rembrandt and his Biographer Van Loon (1987) Harpsichord Sonata (1968) Organ Prelude and Fugue on the 12-note theme from Liszt's Faust Symphony (1961–62) Solo piano Sonatina No.1 (1945) 18 Variations on a Bach Chorale (1946) Sonatina No.2 (1947) Vox Stellarum (1947) Sonatina No.3 (1948) Chorale Prelude for Jean Sibelius (1948) Fugue on a Fragment of Chopin (1948; also version for 2 pianos) 3 Nativity Pieces (1949) Andante Sereno (1950) Variations on a Theme of Pizzetti (1955; NB unrelated to violin variations, though same theme) A 20th-Century Music Diary (1953–59) 6 Pensées sur des Préludes de Chopin (1959) Prelude, Fugue and Fantasy on Busoni's Faust (1949–59) Passacaglia on DSCH (1960–62) Simple Variations on Purcell's 'New Scotch Tune' (1964; rev and enlarged 1975 as Little Jazz Variations on Purcell's 'New Scotch Tune''') Scottish Folk Music Settings (c. 1959–65) A Scottish Triptych (1959–67) (originally A Modern Scottish Triptych: consists of Keening Sang for a Makar (in memoriam Francis George Scott, Heroic Song for Hugh MacDiarmid and Chorale-Pibroch for Sorley MacLean) South Uist Folksong