• String Quartet No. 1 (1948) •
The Seven Deadly Sins (1955), for piano •
Dark Upon the Harp (1961–1962), for mezzo-soprano, brass, and percussion. Setting of texts from the Biblical Psalms. • String Quartet No. 2 (1966) •
Animus I (1966–1967), for trombone and electronic tape •
Animus II (1967–1968), for mezzo-soprano, percussion and electronic tape •
Animus III (1968), for clarinet and electronic tape •
Incenters (1968), for 13 Instruments •
Valentine (1969), for solo contrabass •
Synapse (1971), for tape •
Windows (1972), for orchestra • ''Delizie Contente Che l'Alme Beate After Cavalli'' (1973), for wind quintet and tape •
Lamia (1975), for mezzo-soprano and orchestra. "The texts," according to the composer, "range from the most terrifying damnings of ancient witches to the most innocent folkloric dream-conjuration of provincial maidens." •
Other Voices (1976), for brass quintet •
Aureole (1979), for orchestra •
Prism (1980), for orchestra; draws on melodies from the operas of
Marc-Antoine Charpentier,
Francesco Cavalli, and
Luigi Cherubini • String Quartet No. 3 (1981) •
Vox Humana (1983), for chorus and orchestra •
Reflections on the Nature of Water (1986), for solo marimba •
Brangle (1988–1989), for orchestra •
Antiphonies, for two choruses; setting of poems by
Gerard Manley Hopkins. •
Nor Spell Nor Charm (1990), for chamber orchestra •
Summer Lightning (1991), for orchestra •
Seraphic Games (1992), for orchestra •
Counterpoise (1994), for soprano and orchestra == References ==