Work The Hawkeyed Sentinel opera in one act with piano accompaniment Year: 1969 · Duration: 40m Instrumentation: soprano, tenor, baritone, bass, piano Year: 1969 Duration: 40m Instrumentation soprano, tenor, baritone, b... John Drummond Composer Composer: John Drummond About Work About O.pera in one act after Cervantes Text note Libretto by John Drummond Related tags New Zealand Text Related works Baa, Baa, Dunkelschaf for soprano, baritone, SATB choir, strings and continuo Celebration for SATB choir, 3 trumpets, 3 trombones and organ Epithalamium for SATB choir and organ Impersonating Maurice salon opera in three scenes Missa Brevis for SSAATTBB choir or soloists Narcissus music for ballet